US-wide manhunt for escaped inmates who killed prison guards

A manhunt for a pair of escaped US convicts described as "dangerous beyond description" went nationwide Thursday, two days after they overpowered and killed their guards in a brazen jailbreak.The felons, Donnie Rowe, 43, and Ricky Dubose, 24, shot to death two prison officers during the escape in the early hours of Tuesday, as they were being moved between two penal facilities in the southern state of Georgia.Officials said Dubose is also a hardened criminal despite his relative youth, and a mem