10 Things to Know for Tuesday February 25, 2014

Your daily look at late-breaking news, upcoming events and the stories that will be talked about today...

1. WEBSITE OF BIG BITCOIN EXCHANGE GOES OFFLINE  The page's disappearance follows reports that the exchange based in Japan suffered a significant theft — a possible fatal blow to efforts to gain legitimacy for the virtual currency.   JAPAN-BITCOIN-MT GOX

2. MEDICAL SLEUTHS ON TRAIL OF RARE, POLIO-LIKE SYNDROME  Doctors aren't sure if it's a virus or something else that's caused more than a dozen children in California to suffer paralysis to one or more limbs.   POLIO-LIKE ILLNESS

3. WHO'S A WANTED MAN IN UKRAINE  The interim government issues a warrant for the arrest of fugitive President Yanukovych in the killing of protesters last week in Kiev.   UKRAINE-PROTESTS

4. MEXICO ANGLING TO TRY DRUG LORD FIRST  Authorities set in motion a legal process that makes it unlikely Joaquin "El Chapo" Guzman will face charges in the U.S. anytime soon.   DRUG WAR-MEXICO

5. WHY DEFENSE CHIEF WANTS TO DOWNSIZE ARMY  Hagel says the U.S. can afford a smaller military so long as it retains its technological edge.   HAGEL-DEFENSE BUDGET

6. CONGRESS'S LONGEST-SERVING MEMBER EVER IS CALLING IT QUITS  Eighty-seven-year-old John Dingell, a Michigan Democrat, says he's relinquishing the seat he's held since 1955.  DINGELL RETIREMENT

7. RED FLAG RAISED ON TESTOSTERONE DRUGS  A consumer group calls on the FDA to add a warning label to the popular medicines because there's evidence they can increase the risk of heart attack.   TESTOSTERONE RISKS-FDA PETITION

8. WHAT'S NEXT CHALLENGE FOR SOCHI  With the Olympics over, the city needs to make sure the expensive stadiums used for the games don't turn into white elephants.   AFTER THE OLYMPICS

9. SETH MEYERS DEBUTS AS HOST OF NBC'S 'LATE NIGHT'  AP Television Writer Frazier Moore reports that the comic suffered a few opening-night butterflies, then found his stride as the show went on.   TV-LATE NIGHT-SETH MEYERS

10. HAROLD RAMIS, CREATOR OF COMEDY CLASSICS, DIES AT 69  The writer-director-actor created a hugely influential body of work, including such films as "Caddyshack," ''National Lampoon's Animal House," ''Ghostbusters" and "Groundhog Day." OBIT-RAMIS