A U.S. Marine Corps CH-46 went down off the coast of Vietnam during Operation Frequent Wind on Apr. 29, 1975. Two pilots on board were killed, making them the last two American military servicemen to die in Vietnam.
_c1973.jpg)
By USN [Public domain], via Wikimedia Commons
Now, ex-Marines with the Yankee Tango 14 Recovery Project is asking the Pentagon to go to the crash site to recover their remains.