Cargo weighing 400 to 450 kilograms dropped from a U.S. military Osprey aircraft was blown off course and ended up in waters near a small island in Okinawa in southern Japan, a prefectural government official said Tuesday.The MV-22 transport plane was trying to drop the cargo onto an airfield in Ie Island during a drill on Thursday, but the 1.3 square meter container was blown off course by an unexpected shift of wind, the official said, citing an explanation from the Defense Ministry's local bureau.U.S. forces searched the surrounding waters but the container has not been found.The MV-22 i…READ FULL ARTICLE