Though currently not planned, the Air Force is open to adding new aircraft to its bomber fleet in future years if it finds the B-21 Raider is unable to counter an emerging capability, Deputy Chief of Staff for Plans and Programs Lt. Gen. Richard Moore told lawmakers last week. The Air Force’s bomber fleet is set to be composed of B-52 Stratofortresses operating at standoff ranges and B-21s operating within contested environments, potentially against China, Moore told members of the...