Students are being told to shelter in place after a person with a gun was reported at Englehart Hall near Northwestern University’s Evanston campus Wednesday afternoon.

Evanston and university police responded to reports of a gunman and shots fired near Emerson Street and Maple Avenue, Evanston police said.

Officers continue to search the area but “no evidence of a victim, scene, or gunman” has been found, according to police.

Englehart Hall, a residential building for graduate students, is  about three blocks from the school’s main campus.

The university issued an alert at 2:39 p.m. warning anyone on campus to seek shelter and warning others to stay away from the campus.

Further details were not immediately available.