Two died and one was injured during a car crash on the Monroe County-Road Toll Bridge on Saturday afternoon.
When authorities arrived, one person was on Card Sound Road before the Toll Plaza and the other was in a car. The bridge connects South Miami-Dade to North Key Largo.
A Miami-Dade Fire Rescue helicopter airlifted one seriously injured to Jackson South Community Hospital in Kendall.
Authorities closed Card Sound Road in both directions and were diverting traffic to U.S. 1.
Local 10 News Marcine Joseph contributed to this report.