(NECN) - There are dive teams in the Charles River around the Mass. Ave Bridge conducting a recovery operation.
Boston Fire was called to the bridge around 3:30 a.m. Tuesday morning.
According to authorities, two men were walking from Cambridge to Boston - halfway across they hailed a cab.
One of the men got into the cab, and the two other jumped into the river.
Divers went in the water, but were dealing with strong currents.
NECN has a crew on the scene. Stay with us for the latest developments in this story.