Updated: Oct. 5, 2016 at 12:16 a.m.

Officers from the University and Metropolitan police departments responded to a possible shooting at 20th and F streets Tuesday night, according to a GW alert.

Students were advised to stay indoors and lock their doors while police responded to the incident, according to the alert sent around 11:30 p.m.

GW sent another alert at 12:15 a.m. Wednesday that the incident was “all clear” and that students could return to their normal activities.

The alert did not include information about suspects or how police got the tip.