Summary: SANFORD, Fla. (AP) , The first week of George Zimmerman's second-degree murder trial closed Friday. At the start of the week, prosecutors and defense attorneys outlined their cases for the jury of six women. Then prosecutors began putting on their case. Zimmerman is pleading not guilty. He has said he fatally shot 17-year-old Trayvon Martin in February 2012 in self-defense.
