Several Injured in Attack at Ohio State University

Police respond to reports of an attack on campus at Ohio State University on Nov. 28, 2016, in Columbus, Ohio.

Nine people were taken to hospitals after the ambush, and one was in critical condition. The incident was initially reported as an "active shooter" situation, but the suspect did not shoot anyone.

Police respond to the scene.

A police officer was on the scene within a minute and killed the assailant. "He engaged the suspect and eliminated the threat," OSU Police Chief Craig Stone said.

Police activity in response to the shooting at the college campus.

A law enforcement official motions for people to leave the area outside a parking garage as they respond to the active attack. 

Students leave evacuate campus buildings.

SWAT team members walk up the steps of a parking garage in response to the attack.

Police activity at the scene.

The motive was unknown, but officials said the attack was clearly deliberate and may have been planned in advance.

SWAT teams and police respond to reports of the shooting.

A car inside a police line sits on the sidewalk as authorities respond to the attack.