Question: Who was found guilty of killing 22 villagers and originally given a life sentence but was released after a ruling by federal judge found their trial has been prejudiced by pre-trail publicity?
Sentence (from "William Calley"): William Laws Calley Jr. (born June 8, 1943) is a former United States Army officer convicted by court-martial of murdering 22 unarmed South Vietnamese civilians in the My Lai Massacre on March 16, 1968, during the Vietnam War.
Relevant evidence: No