George Zimmerman (center) stands with his attorney Mark O'Mara (right) and a Seminole County Deputy during a court hearing April 12, 2012, in Sanford, Fla. Zimmerman has been charged with second-degree murder in the shooting death of 17-year-old Trayvon Martin. (Associated Press/Orlando Sentinel)

Photo by: Gary W. Green

George Zimmerman (center) stands with his attorney Mark O'Mara (right) and a Seminole County Deputy during a court hearing April 12, 2012, in Sanford, Fla. Zimmerman has been charged with second-degree murder in the shooting death of 17-year-old Trayvon Martin. (Associated Press/Orlando Sentinel)