Just in:B-21 Raider & B-2 Spirit Takeoff - Better film of the B-21 Raider launch,plus a B-2 Spirit launch that occurred a few hours later. 1

The B-21 flew to Edwards Air Force Base nearby.It was escorted by an F-16D Fighting Falcon.The B-2 Spirit was perhaps at Plant 42 for an upgrade or maintenance which are also provided at US Air Force Plant 42.