10 Things to Know for Thursday

By The Associated Press | August 15, 2015 | 2:35 AM EDT

In this Monday, Aug. 10, 2015, photo, a tourist passes cutout of Pope Francis at Making History, a Philadelphia themed gift shop Philadelphia. The cutouts have been popping up in areas around the region weeks ahead of pope's scheduled visit. (AP Photo/Matt Rourke)

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

1. EXPLOSIONS SHAKE PORT CITY IN NORTHEASTERN CHINA

The blasts at a warehouse for dangerous materials in Tianjin kill more than a dozen people and injure hundreds. No cause is immediately known.

2. JIMMY CARTER BEING TREATED FOR CANCER

The ex-president says the disease was discovered during a recent surgery and has spread in his body.

3. WHY BEHEADING OF CROATIAN HOSTAGE WORRIES EGYPTIANS

The killing by Islamic State extremists, if confirmed, would undermine the Cairo government's efforts to project stability and buttress an economic turnaround.

4. AIR CAMPAIGN ESCALATES IN MIDDLE EAST

The U.S. launches its first airstrikes by Turkey-based F-16 fighter jets against Islamic State targets in Syria.

5. CONCERNS WIDEN OVER RIO'S POLLUTED WATERS

American swimmers who got sick after the 2007 Pan American Games in Brazil now suspect their health problems stem from contaminated water.

6. COUPLES SUE TO OVERTURN MISSISSIPPI GAY ADOPTION BAN

Mississippi is the last state to ban adoptions by same-sex couples.

7. WHEN TO BUY AIRLINE TICKETS

It's an inexact science, but one travel website says the magic moment to find cheap fares for U.S. trips is, on average, 47 days beforehand.

8. SCIENTISTS FIND STRANGE SPECIES OF OCTOPUS

The Larger Pacific Striped Octopus doesn't fit the loner denizen-of-the-deep profile. It's weirdly social, even romantic.

9. CANINE ACTOR 'UGGIE' DIES AT 13

The Jack Russell terrier became a star for his scene-stealing role in the Oscar-winning movie "The Artist."

10. WHO'S PUTTING NFL ON DEFENSIVE

A federal judge at a hearing demands to know what evidence directly links Patriots QB Tom Brady to deflating footballs.