BERKELEY COUNTY, S.C. (WCBD) – The South Carolina Highway Patrol (SCHP) is investigating an overnight multi-vehicle collision that temporarily shut down part of I-26.

According to SCHP, a Berkeley County Sheriff’s Office (BCSO) deputy was assisting SCHP with a previous collision on I-26 at College Park road around 1:10 a.m.

Two law enforcement utility vehicles were parked when a third vehicle traveling east struck both of the BCSO vehicles.

Two deputies were transported to the hospital, but have since been released according to Sheriff Duane Lewis.

BCSO said that the accident was caused by a drunk driver.

The SCHP Multi-disciplinary Accident Investigation Team (MAIT) is investigating the incident.

Editor’s note: This story is breaking and will be updated.