CARL AZUZ, CNN ANCHOR:  Fridays are awesome!  Welcome to CNN STUDENT  NEWS with your last show of February.  I`m Carl Azuz.  Ukraine has seen a  lot of changes in a short amount of time.  It`s divided.  Some  Ukrainians want closer ties with the European Union, some like its  ousted president, want closer ties with Russia.  Ukraine`s parliament  voted out President Viktor Yanukovych last weekend after violent  protests in the capital.  He`s taking refuge in Russia.  Yesterday  parliament voted on a temporary government to hold things together until  elections in May.  But then, there is Crimea.  It`s a region of  southern Ukraine where many people support the ousted president and want  closer ties with Russia.  Protesters there stormed the government  building and raised the Russian flag yesterday.  And Russia has started  military exercises near its border with Ukraine.  A Russian official  says these were previously scheduled and not related to Ukraine`s  unrest.
Ice jam.  It almost sounds like something you`d want to  see.  You don`t, if you leave anywhere near one.  You know, it`s been a  brutally cold winter for the northern U.S.  Some rivers in the region  have frozen, then melted then refrozen and crusted over with large thick  chunks of crushed ice.  In the Kankakee River in Illinois, ice jam  stretch for miles.  Some people who live nearby are leaving their homes.   One reason - how ice jams can affect areas near river.  Say, there is a  bridge with supports in the water.  Drifting chunks of ice can get  caught near them, clogging up the flow of water forming a dam.  Water  needs somewhere to go, so it floods the river banks.  And that may not  be the worst thing that can happen.
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GARY  TUCHMAN, CNN CORRESPONDENT:  Everyone were talking who lives around  here, says they`ve never seen this river looking like this.  During the  summer, this is a very popular place to go boating.  But right now, it  looks like a glacier landscape in Alaska.  
CHAD MYERS, CNN  METEOROLOGIST:  Well, the water looks to be still, so nothing is moving.   And that seems like a good thing.  But in fact, there is still water  piling up underneath, making the pressure high.  So, all of a sudden,  this is going to break free, break through, and you could see big pieces  of ice in the people`s homes.  You could see the ice dam up and big  flooding go around it.
UNIDENTIFIED FEMALE:  There it goes!  There it goes!  There it goes!
TUCHMAN:  This is what it looks like, when an ice jam finally breaks.  
UNIDENTIFIED MALE:  Suddenly, the entire river started moving.  Extremely fast, like a freight train.
TUCHMAN:  This was Ohio`s Rocky River last week.
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AZUZ:   Do you know there is nutrition labels on the sides of food you buy at  the store?  They`ve been around since the early 1990s.  Now, the U.S.  government wants to make changes to them.  This is what the old label  looks like:  lists servings, calories, fat, vitamins.  The Food and Drug  Administration wants big bold labels for total calories.  And it wants  to change some dietary guidelines for things like sodium and vitamins.   It`s hoping this will help Americans make healthier choices, but the  changes could cost the food industry $2 billion to implement.  That  could mean higher prices.  And the listed serving sizes could be higher,  too.
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DR. SANJAY GUPTA, CNN CORRESPONDENT:  I think  the best way to put this.  You know, maybe this would have been four  servings in the past, and they say, look, what does a typical person  really eat?  Let`s give them that information.  Maybe this is more like  two servings now.  And they`ll say that.  So you`ll see the nutrition  information for two servings.
Oh if you`re going to eat something likely in one single sitting.  I don`t know - could you eat this in a single sitting?
UNIDENTIFIED FEMALE:  Yes.
GUPTA:  Then it`s just one, right?
(LAUGHTER)
GUPTA:   They say.  But they are going to say, look, OK, we know that this is  typically considered four servings, but we know it`s likely people eat  this in a single servings.  So, let`s put that information on there as  well.  Or soda.
UNIDENTIFIED FEMALE:  So, that will be more  prominent.  So it will say something like ten chips equal this amount of  calories and has this much fat.
GUPTA:  It will say that sort  of stuff, but it`ll also say if you eat this whole bag, here`s what  you`re going to get.  So, you don`t sit there and do the math.  It makes  you think a little bit more - maybe if you - you know, keep eating.
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UNIDENTIFIED  FEMALE:  Time for "The Shoutout."  Where would you find the Brumidi  Corridors, the Hall of Columns and the Crypt?  If you think you know it,  shout it out!
Is it the U.S. Capitol, the Vatican, St. Basil`s Cathedral or St. Louis Cathedral?  You`ve got three seconds, go!
All three of these are features of the U.S. Capitol building in Washington, D.C.
AZUZ:  There were also a couple movie stars on Capitol Hill yesterday.  They  were talking about some different issues that otherwise might not have  been in the spotlight.  They were raising awareness.  But how much  influence do celebrities have when they talk about issues that lawmakers  already know about?  How much the star power influenced you?  How much  does it influence Congress?
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JAKE  TAPPER, CNN CORRESPONDENT:  When celebrities come to Washington, the  media and the politicians take notice.  But does the spectacle of the  star outshine or shed light on the cause they`ve come to promote.
EMILY  HEIL, THE WASHINGTON POST:  Often hearings in Congress are not about  members of Congress learning something that they don`t already know.   It`s performance art.  If they wanted to really learn about issues they  could get it from a briefing book.
TAPPER:  On Wednesday, Oscar winner Ben Affleck arrived in Washington D.C. to speak about the crisis in the Congo.
BEN  AFFLECK:  Finally, it`s just a pleasure to be back here in the State  Department after - the real State Department so I had to fake it for  "Argo".
(LAUGHTER)
AFFLECK:  I get to see the real thing.
TAPPER:  "The Argo" director has brought his cause to the table time and time again. 
AFFLECK:  My name is Ben Affleck.  Just found on Congolese soil.
I`m working with and for the people of eastern Congo.
TAPPER:   Just a few marble pillars away, Actor Seth Rogen testified about the  effects of Alzheimer, which his mother-in-law suffers from.
Now,  sure, these appearances bring some bonus.  But ultimately, does anyone  remember why Stephen Colbert testified before Congress?  Or Bob Barker?   Or Elton John?  Or do they just remember that they did?  With the cause  lost in the flash of camera lights. 
TAPPER:  Truth is that it`s up to the celebrities` commitment to the cause and the journalists covering them.
Congo  and Alzheimer`s likely wouldn`t be in the news today without Affleck  and Rogen.  Telling some stories without obvious news events is tough to  do.  Water shortages in developing nations got our attention last year,  in part because of Matt Damon`s involvement. 
(on camera):  You  attaching yourself to this means I will be sitting here, interviewing  you, talking about an issue I probably wouldn`t.  And people at home,  viewers will be paying attention to an issue that they wouldn`t  otherwise pay attention to.
MATT DAMON:  Yeah, that`s the hope.  I mean.
TAPPER  (voice over): Affleck`s close friend co-funded Water.org.  And their  pal George Clooney is a longtime advocate for peace in Sudan, even  getting arrested outside the embassy in 2012.
DAMON:  I think we  all individually fell that if - if cameras were going to follow us  around, why not - why not make something good out of that?
HEIL:   Celebrities bring attention to an issue, and especially if that issue  is not the sexiest issue.  If you get Ben Affleck involved, all of a  sudden, it`s a little more interesting.
TAPPER:  That`s something most politicians have known for a while.  Jake Tapper, CNN, Washington.
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AZUZ:  Not going to let a Friday go by without a quick CNN STUDENT NEWS "Roll  Call."  Who`s on today`s roll?  The Spartans are.  La Canada High School  in La Canada, California.  Hope, you are doing well on the West Coast.   Up north in the Badger State, how about the Warriors? Lac du Flambeau  Public School in Lac du Flambeau, Wisconsin?  Glad you`re watching.  And  we must mention the Mustangs.  Thank you for checking out CNN STUDENT  NEWS at Moore Traditional High School.  Happy to see you, guys, in  Louisville, Kentucky.
There are a lot of things that can  distract news anchors when we are live on the air.  Fortunately, we are a  pre-recorded show, so we can just edit that out.  Probably, won`t.  But  when the distraction takes on a mind and eight legs of its own, eeish.
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AARON PERLMAN:  Scare anybody?
JEANNE  MOOS, CNN CORRESPONDENT:  In Bakersfield, California, it was sunny with  a 100 percent chance of arachnids. PERLMAN:  Oh, my gosh.  Do you guys  see that?
Sorry, there was a spider that fell.
UNIDENTIFIED FEMALE:  Oh.
PERLMAN:  Ah!
MOOS:  Yet another weather man .
PERLMAN:  Creeped out right now.
MOOS:   KBAK`s Aaron Perlman has been attacked by a spider while on the air.  UNIDENTIFIED MALE:  Take it easy, Pearlman, take it easy.
PERLMAN: I hate spiders, man, just especially when you`re bald, you feel them crawl on your head.
MOOS:  But suddenly, the spider became itsy-bitsy and Aaron joined the ranks of weather people ambushed by arachnids.
KRISTI  GORDON:  Oh, my gosh.  That was creepy.  Oh, of course it had to be  right on my head.  Oh, I just don`t like that.  OK, I`m going to move  it.
MOOS:  The spider wasn`t even in the studio last year when  Global BC`s Kristi Gordon freaked out.  It was just hanging out on the  lens of a camera stationed outdoors.  Jeanne Moos, CNN, New York.
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AZUZ:  That audacious arachnid knew he had a victim when he`s spider.  It was  no cephalothorax accident when it comes to getting a leg up on prey,  spiders are always up to something.  You know where you can always look  up a spider?  On a Web site.  You can also find CNN STUDENT NEWS next  Monday on iTunes or on the Web.  We`re done with these crawl puns.  Have  a great weekend, yo.