Tags: Sanford Florida

George Zimmerman, the man accused of murdering 17-year-old Trayvon Martin, was found not guilty of second-degree murder and manslaughter.

George Zimmerman's attorney Mark O'Mara told jurors Friday in closing argument that his defense team has proven the neighborhood watch volunteer's "pure, unadulterated innocence" of second-degree murder when he fatally shot 17-year-old Trayvon Martin.

A forensic expert testified on Tuesday that 17-year-old Trayvon Martin's gunshot wound indicated that he was likely on top of George Zimmerman when the neighborhood watch volunteer shot and killed him