A serial killer responsible for killings of 34 people was arrested Wednesday, Lahore Police said. Addressing a press conference here, D.I.G. Investigation, Mushtaq Sukhaira said that the serial killer was identified as Muhammad Amin, a resident of Qasoor. The DIG said that the accused had 34 persons and wounded 74. He said that suspect, resident of Qasoor, used to kill the people found sleeping in parks and footpaths of Lahore. The suspect used to hit the people in the head with brick and stick.