Article Photos: Friend: Trayvon Martin encounter racially charged 7/12

George Zimmerman glances back at the  courtroom during his trial in Seminole circuit court in Sanford, Fla. Wednesday, June 26, 2013. Zimmerman has been charged with second-degree murder for the 2012 shooting death of Trayvon Martin. (AP Photo/Orlando Sentinel, Jacob Langston, Pool)