ANNAPOLIS, MD -- The Navy plans to issue a draft request for proposals for a medium unmanned underwater vehicle by the end of this calendar year. Howard Berkof, the deputy program manager for unmanned maritime systems, said today the Navy is heading toward a "common vehicle" for the MUUV that will combine the Razorback unmanned undersea vehicle and the Mark 18 Mod 2 UUV, which is known as Kingfish. "The medium UUV is going towards a common vehicle," Berkof told...