U.S. officials prepared Wednesday to fly to Vietnam to pick up 21 sets of remains believed to be American servicemen missing in action during the Indochina war, a military spokesman said.

"We are going to Hanoi tomorrow (Thursday) morning to repatriate 21 sets of remains," said Lt. Col. Thomas Boyd, spokesman for the U.S. Pacific Command.Boyd said the remains would be handed over before noon Thursday in a ceremony attended by about 26 U.S. servicemen at Hanoi's Noi Bai Airport.

The U.S. spokesman also revealed that a team of American forensic experts is in Hanoi examining about 70 other sets of remains believed to be Americans to be repatriated later.