The St. Lucie County Fire District said three people were sent to the hospital after a two-vehicle rollover crash Tuesday morning on Interstate 95 southbound in Port St. Lucie.
The wreck happened at 6:12 a.m. near the Gatlin Boulevard exit, closing two lanes and causing backups.
Fire officials said the injuries are not life threatening.
All lanes were back open just before 8 a.m.