This year has been notable for the lack of any major breakthroughs in terrorist cases by law enforcement agencies.
Shia clerics choose the Muharram 9 sermons as an opportunity to comment on the blasphemy law.
CID says it raided the area after a tip-off and managed to nab Haji Rehman.
Najamuddin Sikandar was one of the nominated accused in the cases registered against Jahangir Siddiqui.
SP claims victim was shot before police and Rangers reached the scene.
Ban reimposed in light of reports of motorcycle squads for suicide attacks.
All victims of armed conflict were passersby, no one from the two gangs was hurt.