Awwal 10, 1432, Feb 13, 2011, SPA -- Four gunmen were killed and a number of others wounded in clashes with Pakistani security forces that took place this morning in the southwestern Baluchistan province of Pakistan. A Security Spokesman said the clashes erupted when gunmen from a tribal rebel group launched an offensive with weapons and missiles at the security forces, which had been guarding a gas pipeline in Dera Bugti area, prompting a swift response by the forces who attacked the gunmen, killing four of them. The Security Forces, subsequently, launched a sweep operation in the region, destroying a militant camp and seizing large quantities of arms and explosives belonging to them.