Officers from several agencies rushed to the Sunshine Skyway Bridge early Wednesday where a man jumped over the railing and into the water, according to the Hillsborough County Sheriff's Office.
The man's car was parked on the center span of the bridge. Authorities responded about 5:30 a.m.
Rescuers in Tampa Bay, including officials from the U.S. Coast Guard and St. Petersburg Fire Rescue, could not find the man Wednesday morning. The search was ongoing as of about 9:30 a.m.
No further information was immediately available.