Nov. 4, 2025, 12:20 PM ESTBy Minyvonne BurkeTwo Massachusetts men were arrested in connection with an explosion Saturday at a Harvard University medical building. The FBI’s Boston field office announced the arrests Tuesday morning in a post on X. Additional details will be shared at an afternoon news conference. Harvard University is seeking the identities of two people in connection with the “intentional” explosion incident on Saturday, Nov. 1, 2025.Harvard University Police Dept.The explosion happened just before 3 a.m. on the fourth floor of the Goldenson Building, part of the school’s medical campus in Boston. No injuries were reported. Harvard police said officers saw two people fleeing from the building after the fire alarm sounded. They were captured on security footage, and their images were released to the public. Harvard University is seeking the identities of two people in connection with the “intentional” explosion incident on Saturday, Nov. 1, 2025.Harvard University Police Dept.An initial assessment by the Boston Fire Department showed that the explosion “appeared to be intentional.” This is a developing story. Please check back for updates. Minyvonne BurkeMinyvonne Burke is a senior breaking news reporter for NBC News.