The B-1B Lancer is an enormous aircraft to be able to fly nimble aerobatics like a complete roll. For comparison, an Airbus A321 airliner is the same length as a B-1B bomber at 146-feet long.

A U.S. Air Force pilot has come forward to tell his story of helping with the emergency landing of a Boeing 737 with nearly 160 people aboard after the plane’s pilot had a heart attack Dec. 30.