Three B-21 Raider bombers are in “various configurations of test,” including up to two flight tests a week, a Northrop Grumman executive said yesterday. “Not only that, when we started this journey way back at contract award, we made a vow that we’re going to make this system a daily flier ,” Thomas Jones, president of aeronautics systems, said at the Air and Space Force Association’s Air, Space, Cyber conference. By flying two sorties a week within a year of...