Michigan State murders: What we know about campus shootings and the gunmen who carry them out
- Written by David Riedman, Ph.D. student in Criminal Justice and Creator of the K-12 School Shooting Database, University of Central Florida

A gunman opened fire at Michigan State University on Feb. 13, 2023, killing three people and injuring five others before taking his own life.
A lot is still unknown about the campus attack. Police have yet to release a motive and said the 43-year-old man...