He was shot in 1970 by the National Guard during a student protest over the Vietnam War that left four dead in Ohio. A photo of him lying on the ground and bleeding made the cover of Life magazine.
The Ohio National Guard opened fire on antiwar protesters at Kent State University on May 4, 1970. John Cleary, lying on the ground, was a bystander when he was shot in the chest. Four students were fatally shot and nine others were wounded during the incident.