Oct. 20:

12:26 p.m.—A Harvard University Police Department officer was sent to Adams House on the report of a small brush fire outside of I entry. The fire was already extinguished upon the officer’s arrival.

11:46 p.m.—An officer was dispatched to Dunster House after a report of a suspicious person in the basement. A search for the suspect turned up negative.

Oct. 21:

12:14 a.m.—An officer responded to a report of a woman screaming at the corner of Garden and Mason Streets. The officer could not locate the woman.

2:15 a.m.—An officer was dispatched to the Carpenter Center where a party was reportedly banging on metal. The officer asked the person to close the door.

Oct. 22:

12:57 a.m.—An officer was sent to the River dorms to investigate a sexual assault case. Detectives are investigating.

10:18 p.m.—An officer arrested 37-year-old Charles Michaels for an outstanding warrant at the Carpenter Center.

Oct. 23:

9:28 p.m.—An officer filed a report of a threatening e-mail at the Kennedy School of Government.

12:48 p.m.—An officer was dispatched to University Health Services to search for a person who was reportedly making threats. A search for the suspect turned up negative.

Oct. 24:

1:17 p.m.—An officer was sent to Straus Hall after receiving a report of three suspicious individuals entering the building. The officer could not locate the e suspects.

7:35 p.m.—An officer filed a report of a past sexual assault. Detectives are investigating.

Oct. 25:

4:28 a.m.—A caller reported that an unknown person was trying the door handle of a room in Hollis Hall. A check of the area came up negative.

7:47 p.m.—An officer filed a report of a stolen wallet at Canaday Hall.

Oct. 26:

1:12 a.m.—A caller reported being followed by an unknown male on the Weeks Footbridge, but provided no further description. A search for the suspect came up negative.

7:39 a.m.—An officer turned off an unattended radio in Soldiers Field Park Building 2.

—Staff writer Jenifer L. Steinhardt can be reached at steinhar@fas.harvard.edu.