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

1. 'HE JUST TURNED AND STARTED FIRING'

An ex-sailor is suspected of gunning down at least 12 people at the Washington Navy Yard before police kill him.

2. ACCUSED GUNMAN'S PREVIOUS ARRESTS

Police say Aaron Alexi shot out a car's tires in 2004, and a neighbor reported that he fired a bullet into her apartment in 2010.

3. WHAT UN CALLS 'CONVINCING EVIDENCE' IN SYRIA

Inspectors report that rockets loaded with nerve agent had been fired from an area where Syria's military has bases. But the report was careful not to assign blame.

4. WHO'S CATCHING FLAK OVER SHUTDOWN THREAT

Obama warns congressional Republicans they could create "economic chaos" if they demand a delay in the health care law in order to fund the government past Oct. 1.

5. 'MY OWN SLICE OF HEAVEN, AND IT'S GONE'

Colorado evacuees return to waterlogged neighborhoods, but receding floodwaters reveal only toppled homes, upended vehicles and thick muck.

6. HOW ENGINEERS RIGHTED STRICKEN CRUISE SHIP

Crews employed a vast system of cables and pulleys to winch the Costa Concordia from a reef off Italy where it ran aground in January 2012.

7. INVESTIGATION OF UNARMED MAN'S SHOOTING

Jonathan A. Ferrell was seeking help after a car crash when he was shot 10 times by a Charlotte, N.C., policeman now charged in his death.

8. DOJ SAYS NO TO ROCKY MOUNTAIN HIGH

States where pot is legal face Justice Dept. requirements that keep citizens from using or possessing the drug while on federal property like state parks.

9. WHY EMMY TROPHIES MAY BE LEVITATING

Turns out Neil Patrick Harris isn't just talented — he's a magician. For real.

10. IF WALLS COULD TALK

A house in Connecticut could hold answers about the life of Aaron Hernandez, the ex-Patriots tight end facing murder charges.