The Air Force combat search-and-rescue (CSAR) force is reaching a critical juncture as the HH-60G Pave Hawk reaches the end of its expected service life. Our U.S. military's operations tempo has demonstrated the need for a new CSAR platform with greater capabilities than the venerable HH-60G.

http://www.armedforcesjournal.com/2006/03/1813957