And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

Army Lt. William L. Calley Jr. led the U.S. soldiers who killed hundreds of Vietnamese civilians in the My Lai massacre, the most notorious war crime in modern American military history. He was 80.

William L. Calley Jr., the only US Army soldier to be convicted in the 1968 My Lai massacre, which saw more than 300 unarmed Vietnamese civilians killed by US soldiers in one of the most notorious ...

Before the massacre, My Lai was a poor hamlet in Quang Ngai province, whose low, marshy coastal plains had been—and still are—a base for the Viet Cong 48th Battalion.

On March 16, 1968 the angry and frustrated men of Charlie Company, 11th Brigade, Americal Division entered the Vietnamese village of My Lai. "This is what you've been waiting for -- search and ...

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...

Truong Thi Tri, 76, visits the memorial museum for victims of the My Lai massacre in Son My village in Quang Ngai province on March 15, 2018. AFP via Getty Images.

And while My Lai was the most notorious massacre in modern U.S. military history, it was not an aberration: Estimates of civilians killed during the U.S. ground war in Vietnam from 1965 to 1973 ...