A CV-22 Osprey and two MC-130J Commando II aircraft taxi onto the runway as they prepare to lead the elephant walk at Royal Air Force Mildenhall, England, Sept. 13, 2021. An elephant walk is a term used by the U.S. Air Force when multiple aircraft taxi together before takeoff. (U.S. Air Force photo by Airman 1st Class Viviam Chiu).