
MARINE CORPS BASE QUANTICO, Va. — During a nearly 40-year career in the Marine Corps, much of it spent flying fighter jets, Lt. Gen. Robert Walsh has seen a lot of aircraft crash, sufficient experience for him to be skeptical that military aviation is in a crisis.Currently the deputy commandant for combat development and integration, Walsh began his career as an F-4 Phantom pilot, later transitioning to the F-18 Hornet and serving a stint as an instructor at the U.S.…