10 Things to Know for Thursday

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U.S. Air Force F-22 Raptor stealth fighter jet takes off from the runway during their military exercise at the Osan U.S. Air Base in Pyeongtaek, south of Seoul, South Korea, Wednesday, April 3, 2013. North Korea on Wednesday barred South Korean workers from entering a jointly run factory park just over the heavily armed border in the North in the latest sign that Pyongyang's warlike stance toward South Korea and the United States is moving from words to action.

ASSOCIATED PRESS

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

1. DANGEROUS DANCE

The U.S. is deploying a missile defense system to Guam as North Korea makes a new threat, saying its military has been

cleared to wage a nuclear attack.

2. WHY OBAMA'S WALLET WILL BE THINNER

As a way to share the sacrifice of federal workers, he's going to return 5 percent of his presidential pay.

3. TROUBLED SHIP GIVES SLIP THE SLIP

The Triumph, a Carnival cruise liner infamous for stranding thousands of passengers for days in the Gulf, is torn from its moorings by strong winds.

4. WHERE NEW GUN CONTROLS ARE GAINING

Change has come chiefly in states with outspoken governors, Democratic legislatures and proximity to mass shootings.

5. BLOODY BID TO FREE TALIBAN INMATES

An attack by insurgents — one of the deadliest in 11 years — kills at least 44 people in a courthouse in Kabul. Nine attackers are killed.

6. MUTANT VIRUS IN CHINA

A bird flu appears to have mutated and now poses a bigger threat to humans. One scientist says he's worried about a potential epidemic.

7. ALZHEIMER'S CARE ADDS UP

The most expensive malady in the U.S. costs families and society up to $215 billion yearly — mostly just to get the afflicted through daily life, a study finds.

8. WHAT'S NOT TO LIKE?

Facebook's revenue from mobile ads is forecast to balloon 2.5 times to nearly $1 billion this year.

9. WHO'S IN, WHO'S OUT AT 'TONIGHT'

Jimmy Fallon will replace Jay Leno in about a year and move the show back to New York.

10. BULLYBALL

A video of Rutgers basketball coach Mike Rice shoving and kicking players and spewing gay slurs leads to his dismissal.