The Florida Highway Patrol is investigating a crash involving a Riviera Beach police cruiser and another vehicle.
The collision happened at Congress Avenue and Martin Luther King, Jr., Boulevard Tuesday morning.
Drivers are urged to avoid the area.
Police have closed eastbound lanes of MLK Boulevard. Northbound lanes to Congress Avenue are closed at MLK Boulevard.
Traffic investigators have not yet said who was at fault.
It's not known if there were any injuries.