The Navy has awarded another round of interim contracts to four eligible bidders in the MQ-25 program, a move intended to keep industry teams in place as the government this summer prepares to launch a multibillion-dollar competition to develop and field an unmanned logistics aircraft that promises to extend the combat reach of aircraft carriers. On April 13, Naval Air Systems Command awarded Northrop Grumman, Boeing, Lockheed Martin and General Atomics contracts worth between $18 million and $25 million to...