State experts differ on voice analysis in Zimmerman case

Published On: May 14 2013 12:24:16 PM EDT   Updated On: May 14 2013 12:45:51 PM EDT

An audio expert for the state says the screams heard in the background of the 911 calls from witnesses the night George Zimmerman shot and killed 17-year-old Trayvon Martin was, in fact, Martin.