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

Ariel Castro, who held three women captive in his home for nearly a decade, is found hanging in his prison cell. | Photos: History of the missing women case | Videos

Now he'll try to persuade tea party Republicans and other skeptical House members to support Obama's plan for military action against the Assad regime. | Video: Obama Wins Key Backing on Syria Plan

He tells the AP and a state TV broadcaster that Russia would support a military strike if it receives convincing evidence that Syria employed chemical weapons. | Video: US-Russia Relations 'Stuck in a Trough'

4. PRINCIPALS: COTMAN DIDN'T TELL GBI 'GO TO HELL'

Premium content: Two principals defended a former Atlanta public schools administrator in court Tuesday, saying she passed out notes labeled "go to hell" as a stress-relief exercise — not as an attempt to stonewall investigators looking into widespread cheating. | Special coverage: Cheating our Children

The commander of the Texas Guard, defying a Pentagon order, argues that the state Constitution defines marriage as between a man and a woman. | More: Same-Sex Marriage

A meeting believed to be the first of its kind is held in Caspar, Wyo., to open a dialogue.

Premium content: When it comes to prostate cancer, patients sometimes need to make an important decision: Go with radical surgery or opt for a watch-and-wait approach? | Related: Obamacare defunding effort splits GOP

8. WHICH STORE ISN'T WELCOME IN GRANT PARK?

Premium content: A community's vision and a developer's plans are colliding in the Grant Park section of Atlanta, where residents are fighting a proposed big-box store development along Glenwood Avenue and a future portion of the Atlanta Beltline.

Video: After a year off, Jennifer Lopez will be back behind the judges' table along with Harry Connick Jr. and Keith Urban. | More: American Idol

She advances to the semis with a crushing 6-0, 6-0 defeat of Spain's Carla Suarez Navarro.