Islamabad, July 18 (Xinhua) Seven militants were killed and 11 injured in an air attack by security forces Saturday in northwest Pakistan, a media report said.

Fighter jets bombarded the hideouts of militants on receiving a tip-off regarding presence of Hakeemullah Mehsud, the leader of the banned Tehreek-e-Taliban, in Upper Orakzai Tribal Agency, GEO TV reported.