Two US Navy pilots were shot down Sunday over the Red Sea in an apparent friendly fire incident, the US military said, marking the most serious incident to threaten troops in over a year of America targeting Yemen's Houthi rebels. Both pilots were recovered alive after ejecting from their stricken aircraft, with one suffering minor injuries. But the shootdown underlines just how dangerous the Red Sea corridor has become, with ongoing attacks on shipping by the Iranian-backed Houthis despite US and European military coalitions patrolling the area. The US military had conducted airstrikes targeting Yemen's Houthi rebels at the time of the friendly fire incident, though the US military's Central Command did not elaborate on what the pilots' mission was and did not respond to questions from The Associated Press. The F/A-18 shot down had just flown off the deck of the USS Harry S. Truman aircraft carrier, Central Command said. On December 15, Central Command acknowledged the Truman had .