Zapata is the company best known for its hydro-flyer. It's now designed the Flyboard Air which is a jet-powered personal aerial vehicle that can go up to 10,000 feet in the sky.
The two-person crew ejected from the F/A-18F, which was based in Virginia, but they were declared dead at a hospital, the Navy said.
A Ukrainian man tried to hijack a Turkey-bound flight and demanded that it go to Sochi as the Winter Olympics were about to start there in February 2014.
United Flight 1175 to Honolulu lost its right engine cowling but landed safely and on time in Hawaii, the airline confirmed.
The Israeli military said the pilots likely ejected from their F-16 aircraft due to Syrian anti-aircraft missiles but said it was unclear whether their war plane was hit.
Civil defense sources said air raids struck the towns of Kafr Nubl and Maasran, as well as the cities of Saraqeb, Maarat al Numan and Idlib.