JACKSONVILLE, Fla. -

One person is in critical condition at Shands Jacksonville Medical Center after a motorcycle crashed early Tuesday morning on Losco Road in Mandarin.

The Jacksonville Sheriff's Office said the single-vehicle wreck occurred about 5:15 a.m. at the intersection with Windtree Drive East.

JSO Lt. Delores Patterson said that because of the severity of the injuries, traffic homicide detectives were investigating, but they had no indication yet of what caused the accident.

The rider's name and other details were not released at the scene.

Due to the crash, both lanes of Losco Road were closed for more than two hours while police investigated and cleared the scene.