“Information provided to us during our debrief indicated that we offered a technically compliant and awardable solution at significantly lower cost, leading us to request a Government Accountability Office review,” Lockheed said in a statement released shortly after the protest was filed on the morning of May 5.

The Navy announced April 22 that Northrop’s RQ-4N Global Hawk won a three-way competition to build the Broad Area Maritime Surveillance (BAMS) unmanned aircraft, a key ...