The bullet-riddled truck in which four United Nations Command soldiers — two Americans and two South Koreans — were killed in an ambush at the Korean DMZ in April, 1968.

DMZ ambush survivors seen lucky to be alive

Observers at the scene of Sunday night's bold ambush by Communist North Koreans who machine-gunned and killed four United Nations Command soldiers reached one conclusion: "I don't see how anybody survived this."

Cpl. Conley released from a Communist prisoner of war camp

Cpl. William L. Conley, 23, Morrilton, Ark., recently released from a Communist prisoner of war camp, and brother, SM Tom, 20, of the destroyer Laws, look at Tom's pictures and clippings from home during their visit on the 8167th Army Hospital sundeck.

U.N. prisoners of war arrive at Panmunjom

An allied prisoner of war peers out the window of an ambulance, a smile on his face. Two groups of 50 Allied POW each were released April 20, 1953 in exchange for 500 sick and wounded communist fighters.

Sick and wounded prisoners of war greeted by U.S. military generals and U.N. officials

Just released sick and wounded prisoners of war are greeted by several U.S. military generals and other U.N. officials. Two groups of 50 Allied POW each were released April 20, 1953 in exchange for 500 sick and wounded communist fighters. There were 14 Americans in the first group, 16 in the second.

Thousands gathered at Republic of Korea Armed Forces Cemetery

Thousands gathered at the Republic of Korea Armed Forces Cemetery on the banks of the Han river to honor their war dead June 6, 1958.

Thousands gathered at Republic of Korea Armed Forces Cemetery

Thousands gathered at the Republic of Korea Armed Forces Cemetery on the banks of the Han river to honor their war dead June 6, 1958.

Memorial Day in South Korea

The mourners, dressed in crisp white traditional costume, wore medals of their fallen sons, husbands and relatives as they burned incense and prayed at the graves of their lost ones.