BUENOS AIRES, Argentina (AP) — An Argentine legislative commission has concluded that the sinking of a submarine with all 44 crewmembers was caused by the inefficiency of naval commanders and budget limitations, discarding theories the vessel was attacked or hit by a ship. In a report released Thursday, the legislators also questioned the handling of the crisis by Defense Minister Oscar Aguad and President Mauricio Macri, who the commission said showed a "low level of involvement with everything related to the tragedy.Read more on NewsOK.com