F-35

The F-35 aircraft program, which faces a cost overrun of $183 billion and is more than a decade behind schedule, needs greater congressional oversight, the agency said.

Only about half of the U.S. military’s fleet of F-35s are currently considered mission capable, according to defense officials.

DOD stopped delivery of the fighters and their F135 engines amid an investigation into a hard landing at a Texas military base late last year.

Problems with harmonic resonance had halted delivery of fighter jet engines for two months.

The purchase marks the largest investment in the Royal Canadian Air Force in 30 years.

With the Technology Refresh 3 upgrades, a fighter flew to 35,000 feet at nearly the speed of sound.

The move comes in the wake of a hard landing accident at a Texas base last month.

The aircraft will replace Germany’s aging fleet of Panavia Tornado fighters, according to officials.

Lockheed Martin is investing $100 million into “Project Carrera” to explore human-machine pairing technology for fighter pilots and unmanned aircraft.

GE Aviation’s XA100 adaptive cycle engine is ready to progress from prototype into development following testing with the U.S. Air Force, the manufacturer said.