 The U.S. Army's 3rd Special Forces Group is stationed there.On November 2, 2007 the SF Group, and members of the Afghan National Army and Afghan National Police, left the base to get the nearby village of Sarsina, to perform a humanitarian aid and medical capabilities mission.Staff Sergeant Carlo A. Alcazar of CA 745 reported that only a few families came in for the medical treatment offered by the troops from Firebase Cobra, and that the Taliban prevented many from getting the medical service.