Dawaud Simmons, 29, was shot in the head and found dead at about 2:25 a.m. on October 11, 2015, in a rear alleyway on the 3700 block of North Park Avenue in Philadelphia. Medical personnel responded but he was pronounced dead at the scene. Simmons lived on the 5800 block of North Front Street.

The homicide remains open. No suspects have been identified and no arrests have been announced. The Philadelphia Police Department is asking anyone who saw or heard anything that night to contact its homicide unit; investigators say community cooperation is needed to move the case forward.

If anyone knew Dawaud, saw activity in that alley that morning, or has information that could help, please contact the Philadelphia Police Department’s homicide unit.