Explosion at Harvard Med School appears to have been intentional, authorities say

An explosion occurred early Saturday at Harvard Medical School. Authorities have stated that the incident appears to have been intentional. A university police officer responded to a fire alarm at the Goldenson Building and observed two unidentified individuals fleeing the scene before investigating the alarm's source. The Boston Fire Department subsequently determined the explosion to be intentional. Following the incident, a sweep of the building by officers revealed no additional devices. Police have released images of two persons of interest who were wea... download the app to read more