Trayvon Martin 911 call: screams, gunshot

POSTED: 2:16 PM Apr 02 2012   UPDATED: 2:43 AM Apr 02 2012

A 911 call made the night Trayvon Martin was killed in Sanford, Fla., includes what sounds like screaming in the background and then a gunshot. The audio has raised questions about whose screams can be heard. (The audio disappears briefly while the caller gives an address.)