ST. LOUIS -- Boeing is using digital models to bridge the gap between its MQ-25 Stingray T1 prototype and the aircraft the company will build for the Navy. Despite the success of the prototype, Boeing still has to finish designing, building and testing the MQ-25 before giving it to the Navy, the company's MQ-25 Program Director David Bujold said Wednesday during a tour of Boeing’s MQ-25 production line here. Boeing paid for reporters to travel to the facility. “When we...