Explosion Rocks Harvard Medical School: Police Say Blast Was Intentional, Two Fled Scene

An explosion believed to be intentional rocked Harvard Medical School's Goldenson building early Saturday morning, prompting a multi-agency investigation and renewed scrutiny of campus security protocols. The blast occurred shortly before 3 a.m. on the fourth floor of the building, located on the Longwood Campus's main quad in Boston.

Two Individuals Fled Scene, Say Police