A US Navy destroyer has collided with a Japanese tugboat in Sagami Bay, off the east coast of Japan, making it the fifth such incident involving the Pacific Fleet this year.
Stealth planes and submarines currently have the great advantage of being very hard to detect.
Zimbabwe is on edge amid speculation that a military coup is in progress, with army tanks seen outside the capital a day after the army commander threatened to "step in" to calm political tensions over the president's firing of his vice president.
The story surrounding the slaying of Staff Sgt. Logan Melgar keeps unraveling, starting with the SEALs-turned-suspects' assertion that the soldier was drunk the night he died.
Facing low recruitment levels, the U.S. Army quietly lifted its ban on allowing people with a history of mental illness, self-mutilation and drug abuse to serve in the military ?" despite warnings from the industry about the risks involved.