At least six suspected militants were killed in the last US missile strike in Waziristan tribal region of Pakistan, along the Afghan border, said officials.About six missiles were fired at a double-cabin passenger van in Barmal area of South Waziristan tribal agency, security officials told KUNA.They said the strike killed at least six suspected militants and wounded four others. Officials also said that the target was militants of Talibans Mullah Nazir group.They disclosed that the killed included five senior commanders of the group and the younger brother of Mullah Nazir. The missile strike came as two explosions hit markets in Peshawar city on Wednesday and Thursday.