10 Things to Know Today

Your daily look at late-breaking news, upcoming events and the stories that will be talked about today (times EDT):

1. ANN ROMNEY TAKES A STAR TURN

Romney's wife's speech is the highlight of the night — and the convention erupts in cheers as she and the GOP nominee share a kiss.

2. STORM MAY LACK PUNCH — BUT ITS TIMING IS BRUTAL

Hurricane Isaac approaches New Orleans just hours shy of Katrina's seventh anniversary.

3. AMERICA, MEET PAUL RYAN

The VP nominee will introduce himself as a product of small-town values in a speech around 10 p.m. at the GOP convention.

4. OFFICIAL ACCOUNT OF BIN LADEN'S DEATH IS CONTRADICTED

Former Navy SEAL says in a new book that the terror mastermind was shot on sight, rather than as he possibly reached for a weapon.

5. SQUARING OFF OVER THE NATION'S NEW FUEL ECONOMY RULES

Obama says the standards will cut U.S. dependence on foreign oil; Romney says they'll make cars unaffordable for many.

6. TRIAL STEMMING FROM SHOCKING SEX ASSAULT ALLEGATIONS BEGINS

Opening statements are set for 10 a.m. in the case of an 11-year-old girl who prosecutors say was repeatedly abused by a group of 20 males in a small Texas town.

7. WHY ARAFAT'S 2004 DEATH IS BEING REVIEWED

The ex-Palestinian leader's widow asked for an inquiry after a lab found a rare, radioactive substance in his clothing.

8. A NEW GDP NUMBER — AND THE MARKETS WILL BE WATCHING

The government issues its much-scrutinized estimate of economic growth for the April-June quarter at 8:30 a.m.

9. FLIGHT ATTENDANT RETIRES AFTER RECORD-SETTING 63 YEARS ALOFT

What's he got planned? Yet more travel.

10. WILL.I.AM PREMIERES HIS NEW SINGLE — FROM MARS

NASA's rover beams to Earth the musician's new song. It's the first music broadcast from another planet.