Answer:
President John F. Kennedy was assassinated.
Martin Luther King Jr. was assassinated.
The Ohio National Guard members shot student
protesters at the Kent State University, Ohio.
The state police opened fire at the rioting
inmates of Attica Correctional Facility, New York.
The police arrested five burglars stealing political
documents and tapping phones at the Watergate
Complex in Washington, D.C.
Explanation: