An 18-year-old Orlando man was killed early Sunday morning in a single-car crash in Orange County, according to the Florida Highway Patrol.

Bryam Mancebo Sencion was traveling eastbound on East Orange Lake Boulevard around 1:35 a.m. Sunday. Sencion’s twin brother, Jasson Mancebo Sencion, also 18, was in the passenger’s seat.

For an unknown reason, Bryam Mancebo Sencion lost control of the four-door Honda and left the road and then crashed into a tree.

Jasson Mancebo Sencion was killed in the crash.

Bryam Mancebo Sencion suffered serious injuries and was taken to Orlando Regional Medical Center.

Alcohol involvement in pending, according to the report.