In a program first broadcast on the BBC, Four Dead in Ohio tells the story of the Kent State Massacre, May 4th 1970. On that day the National Guard opened fire on several hundred students at Kent State University in northeastern Ohio. Four were killed, nine wounded. Two weeks later, two more students were gunned down at Jackson State in MIssissippi. IN this documentary built around sound recorded at Kent on the day and other sources, and interviews with survivors, Michael Goldfarb tells the story of the killings. he looks at how the event still influences politics and protest in an America as divided now as it was on that day.