LOUISVILLE, Colo. (CBS4) — A 35-year-old man was struck and killed early Saturday morning by a train moving through downtown Louisville.

(credit: CBS4)

The engineers aboard the Burlington Northern-Santa Fe train believed they were approaching debris on the track, according to the Louisville Police Department. They applied the train’s emergency brakes when they realized it was a person on the tracks, but could not stop in time to avoid a collision.

The incident occurred at 3:07 a.m.

(credit: CBS4)

The railroad’s intersection at Pine Street was closed during the ensuing investigation.

The man has not been identified.

(credit: CBS4)

The Louisville Police Department is asking the public for information regarding the incident.