Wed. morning update: The search was unsuccessful and was called off. See here for more details.

The Boston Fire Department is attempting to recover the body of a man who jumped off the Harvard Bridge from Massachusetts Avenue early on New Year's Day.

Boston Fire and police responded to a call at 3:30 a.m. on Tuesday morning that a man had jumped off the bridge. A cab driver reportedly saw him jump.

Massachusetts State Police, Cambridge Police and Boston Police spent several hours searching the water. State Police divers were still searching the river into late Tuesday morning.