Boheng Cao

The fifth floor of Building 18 on Sunday, Aug. 30, 2026. The building was closed on Thursday, Aug. 27, following a report of dimethylmercury contamination the previous night.

Killian Court and Lobby 10 on Jan. 9, 2026.

The 8A terrace at Simmons Hall, one of the locations where Housing and Residential Services initially planned to install tap scanners to restrict access.