A Lebanese Shiite gunman fires by his rifle as mourners, background, carry the body of Hamad al-Mekdad, 42, who was killed on Thursday by a car bomb explosion, during his funeral procession at an predominantly Shiite area and stronghold of the Lebanese militant group Hezbollah in the southern suburb of Beirut, Lebanon, Friday, Aug. 16, 2013. Lebanese forensic experts collected evidence Friday at the scene of a massive explosion in a southern suburb of Beirut that killed dozens of people and wounded hundreds, the deadliest blast in the area in nearly three decades. (AP Photo/Hussein Malla), APTOPIX