Islamabad, Aug 17 - Allama Ali Sher, the leader of a banned Sunni group, was shot dead Monday morning in Pakistan's Khairpur town, a media report said.

The chief of banned outfit Sipah-e-Sahaba was on his way back home from Dost Muhammed Abro in Sindh province when he was attacked. He and his associate were killed on the spot, the Geo News reported.

The attacker was also killed in retaliatory fire by the guards.

According to reports, at least six people were injured in the incident. The bodies and the injured have been shifted to the Civil Hospital in Khairpur.