A Massachusetts Institute of Technology police officer was shot and killed on campus late Thursday night.
The officer was responding to a report of a disturbance when he was shot multiple times, Middle*** Acting District Attorney Michael Pelgro and Cambridge Police Commissioner Robert Haas stated.
According to authorities, the officer was taken to an area hospital, where he was pronounced deceased.
The name of the officer has not been released at this time. There are no other victims in the incident.
In a statement released to the press, Massachusetts State Police said no arrests have been made and a search for a suspect or suspects is ongoing.
Shortly after 1 a.m. on Friday morning, a second shooting incident was reported in Watertown, Mass.
This story is developing...
EARLIER REPORTS
Shortly after the shooting occurred, MIT's website posted a notice to students that gunshots were reported in the vicinity of Building 32 in the Stata Center of the campus. School authorities asked students to stay clear of the area while the investigation was underway.
MIT's emergency system also sent the following text to students:
Emergency text

ECNET):MITAlert: There is a report of an Active Shooter in the vicinity of Building 32 Stata Center. Stay clear of the area. Follow up: emergency.mit.net
The Twitter account for MIT's student newspaper, The Tech, also sent a notice urging students to stay inside.
According to HuffPost's Michael McLaughlin, reporting from the ground, "About two dozen cops and detectives are clustered in an area south of Main St., a short distance from crime scene tape," with more police continuing to arrive by car.