KARACHI, Dec 04 (INP): The Supreme Court summoned on Monday Sindh Chief Minister Murad Ali Shah on December 6 while hearing the air and water pollution case at the Karachi Registry on Monday. The three-member bench, which was hearing a case on the provision of clean drinking water for people of Sindh at Supreme Court’s Karachi Registry, also summoned former city mayor Mustafa Kamal on December 5 (tomorrow). INP/AJ