F-35 Joint Strike Fighter F-35 Joint Strike Fighter

An F-35 fighter jet arrives in Israel, one of the U.S. allies to put in orders for the next-generation aircraft. President-elect Donald Trump tweeted the program's $1 trillion price tag is "out of control." Ariel Schalit/AP hide caption

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Ariel Schalit/AP

A Marine Corps F-35B Joint Strike Fighter does a short takeoff (STOVL) from Patuxent River Naval Air Station, Md., in 2011. Eighteen years after development began, a version of the plane designed for the Marine Corps is expected to be deemed "combat ready." Cliff Owen/AP hide caption

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Cliff Owen/AP