BRUSH, Colo. (CBS4) – An ambulance crash in northeast Colorado Sunday morning killed one person and injured two others.

A Sedgwick County Ambulance Service unit, carrying an EMT, First Responder, and patient, rolled over on Interstate 76 east of Brush.

The patient was killed in the crash and the EMT in back seriously injured. The First Responder, also the driver was treated and released.

There is no word on what caused the crash.