OSU attack Police stand guard outside a residence of interest during their investigation into an earlier attack at the Ohio State University campus, Monday, Nov. 28, 2016, in Columbus, Ohio. (AP Photo/John Minchillo) (John Minchillo)
OHIO STATE ATTACK: Suspect posted to Facebook before attack Abdul Razak Ali Artan. Photo courtesy Kevin Stankiewicz, The OSU Lantern, Ohio State University newspaper.
OSU attack Ohio State University president Michael Drake, third from right, speaks to journalists following an attack on campus on Monday, Nov. 28, 2016 outside the Ohio State University Wexner Medical Center in Columbus, Ohio. Also pictured are Columbus Mayor Andrew Ginther, fourth from right, and Dr. Andrew Thomas, chief medical officer at The Wexner Medical Center, center. (Joshua A. Bickel/The Columbus Dispatch via AP) (Joshua A. Bickel)
OSU attack COLUMBUS, OH - NOVEMBER 28: Police investigate the scene where an individual used a car to crash into a group of students outside of Watts Hall on the Ohio State University campus on November 28, 2016 in Columbus, Ohio. At least nine people were injured when a suspect reportedly drove into a crowd of pedestrians and slashed several people with a knife before being fatally shot by university police. (Photo by Kirk Irwin/Getty Images) *** BESTPIX *** (Kirk Irwin)
Ohio State shooting: Police fired at suspect with car and knife Officers stand near a body lying near the Chemical and Biomolecular Engineering Chemistry building. MASON SWIRES/TheLantern.com
Ohio State attack: Suspect died from shot to head, chest Ohio State incident
OSU campus Scene at Ohio State
Active shooter on campus at Ohio State University Ohio State University (AP Photo/Andrew Welsh-Huggins) (Andrew Welsh-Huggins)
(ANDREW WELSH-HUGGINS, JULIE CARR SMYTH)
(ANDREW WELSH-HUGGINS, JULIE CARR SMYTH)
(ANDREW WELSH-HUGGINS, JULIE CARR SMYTH)
Ohio State attack: Suspect died from shot to head, chest Student Alex Chutnak tweeted a picture saying the active shooter was down. We are working to confirm.
Ohio State attack: Police kill suspect who attacked crowd Courtesy Google Maps
(ANDREW WELSH-HUGGINS, JULIE CARR SMYTH)
(ANDREW WELSH-HUGGINS, JULIE CARR SMYTH)
OSU attack Police cover the body of a suspect outside Watts Hall on the campus of Ohio State University in Columbus, Ohio, following an attack on campus that left several people injured on Monday, Nov. 28, 2016. The man, identified as Abdul Razak Ali Artan, plowed his car into a group of pedestrians and began stabbing people with a butcher knife Monday before he was shot to death by a police officer. (Adam Cairns/The Columbus Dispatch via AP) (Adam Cairns)