Originally Posted by Mutt

(CBS) SANFORD, Fla. - The voice heard calling for help on a 911 call just before Trayvon Martin was fatally shot was not that of George Zimmerman, two forensic voice identification experts told MSNBC on Sunday.

Photos: Trayvon Martin

"The tests concluded that it's not the voice of Mr. Zimmerman," Tom Owen, of Owen Forensic Services LLC and chair emeritus for the American Board of Recorded Evidence said.

If those cries for help were Trayvon Martin's I nor anybody else should accept Zimmerman acted in self defense.