Frank Winters is the leader of the Office of Naval Intelligence's Special Forces team Alpha. Sgt Frank was a marine who used to serve as a standard rifleman and team leader. He was then assigned to ONI and formed Team Alpha. Though not much is known about him, he is an expert in assualt and stealth. He uses a variety of modified weapons created by the Spartan Team known as X-Ray. The weapon he uses is a modded BR55SB.