Article Photos: Police questioning of Zimmerman grew more pointed 15/24

Sanford police officer Doris Singleton holds up a copy of George Zimmerman's written statement from the night of the shooting, while testifying in Seminole circuit court, in Sanford, Fla., Monday, July  1, 2013.  Zimmerman has been charged with second-degree murder for the 2012 shooting death of Trayvon Martin.(AP Photo/Orlando Sentinel, Joe Burbank, Pool)