Tutorials - Assault on Roswell Mod for Half-Life

See what the U.S government keeps secret! Go undercover to infiltrate the top-secret military base at Groom Lake Nevada. Alarming reports within the media have led the British government to send you on a trip to the back of beyond, a place called Roswell, widespread insanity of the American populace has brought the country to it's knees, your mission if you choose to accept it is to infiltrate the Roswell base and stop a possible contamination of a deadly virus (maybe alien!) and eliminate any suspected parties.