CARLSBAD (CNS) - Traffic was snarled on northbound Interstate 5 in Carlsbad Tuesday after an SUV spun out and rear-ended a tractor-trailer, sending one person to the hospital, authorities said.

The crash on northbound I-5, just south of Cannon Road, occurred about 5:15 a.m., according to the California Highway Patrol, which issued a SigAlert.

Paramedics took one person to Scripps La Jolla Hospital, a fire department dispatcher said. The extent of the injury was not immediately reported.