The Marine Corps is struggling to meet its requirement to be the crisis response force for the nation due to a lack of LPD-class amphibious warships, according to a senior service official. It’s critical to execute Marine Corps Commandant Gen. David Berger’s “absolute requirement” for amphibious ships, according to Lt. Gen. Karsten Heckl, commanding general of Marine Corps Combat Development Command. “Within Force Design [2030], it is our ongoing requirement as the Marine Corps by law to be the crisis...