Colonel (COL) Leonard Butler, 1ST Special Operations Wing commander, gives a welcoming speech at the arrival of a HH-53H Pave Low helicopter recently assigned to the 20th Special Operation Squadron. Originally a CH-53 model, the helicopter was brought up to the HH-53H configuration by the Naval Air Rework Facility, Pensacola, Florida, as a replacement for a 20th Special Operations Squadron HH-53H that was lost in an accident