Updated at 7:04 p.m. on Wednesday, May 22, 2019, with photos.
UPDATE: Emergency personnel have successfully gotten a suicidal man off of the Market Street Bridge.
The bridge is has been reopened to traffic and pedestrians.
Chattanooga police are asking commuters to seek alternate routes as the Market Street Bridge is closed to all traffic, including pedestrians.
Sources say police are investigating a suicidal person.
Emergency personnel respond to a call for service.