Stanley Sims, 43, was found dead from a gunshot wound to the head in his Philadelphia apartment on the 7100 block of Ardleigh Street on June 15, 2015. Medical responders pronounced him dead at the scene. Stanley was described as a devoted father, son, and brother and practiced the Islamic faith.

Police say the killing remains unsolved and are asking anyone with information to contact the Philadelphia Police Department. What did you know about Stanley or his neighborhood in 2015 that might help investigators?