Key Players: Mark O'Mara
Involvement in case: Defense attorney for George Zimmerman.
Background: O'Mara has been practicing criminal and family law in Central Florida for 28 years. O'Mara was Local 6's former legal analyst before taking on the Zimmerman case. He is board certified as a criminal trial specialist and is a former felony prosecutor who has handled many different types of cases, according to his website.