Zimmerman case: Trayvon Martin's friends takes stand again
Zimmerman, on trial for second-degree murder, is charged with the shooting death of Trayvon Martin. Rachel Jeantel, the last person to speak with Martin before he was killed, testified for a second day. The defense tried to use Jeantel to prove it was Martin, not Zimmerman, who made the attack about race. CBS News legal analyst Jack Ford discusses the case.