Concerned that the Navy and Air Force are deferring F-35 ramp-up plans to future years due to budget constraints, Senate appropriators are recommending boosts to the services' Joint Strike Fighter procurement accounts and are encouraging the two services to procure the jets at higher rates. "The committee remains concerned that the programmed quantities of Air Force and Navy aircraft continue to be delayed," the Senate Appropriations Committee states in the report accompanying its chairman's mark of fiscal year 2018 defense...