The 50th anniversary of the fall of Saigon this week will trigger complex and mixed emotions for those who lived through it.

The CH-46 Sea Knight helicopter is an extremely versatile aircraft, but has suffered problems in the past. Last August, the US Navy and Marines grounded its entire fleet of 291 Sea Knights after ...

Argentina has also been reported to be interested in decommissioned US CH-46 Sea Knight helicopters, for which an Air Force delegation plans to visit the 309th Aerospace Service Group in Arizona.