U.S. Air Force Tech. Sgt. Eric Dickerson, a loadmaster assigned to the 211th Rescue Squadron, Alaska Air National Guard, creates a timeline for a HC-130J Combat King II’s simulated search and rescue over Alaska, Jan. 21, 2021, during Operation Noble Defender. Operation Noble Defender is a North American Air Defense Command air-defense operation which allows dynamic training for operational readiness in an arctic environment.