GLENWOOD SPRINGS, Colo. — An 8-year-old boy has died in an apparent fall at the top of a popular trail in Colorado.

Garfield County Coroner Robert Glassmire says the incident occurred around 4 p.m. Monday at the top of Hanging Lake Trail, about 10 miles east of Glenwood Springs. The boy was hiking with his parents and a sibling across rocks near the waterfall of Sprouting Rock when he slipped and struck his head on a rock.

Witnesses started CPR, which was continued by members of the Glenwood Springs Fire Department for 60 to 90 minutes. Representatives from the coroner’s office arrived about 6:03 p.m. and pronounced the child dead at 6:08 p.m.

Glassmire did not release information about the boy, other than to say he’s was from the Front Range.

An autopsy is scheduled for Tuesday morning.

Updated June 13 at 8:20 a.m. The following corrected information has been added to this article: The age and sex of the child have been updated based on new information released from the Garfield County Coroner’s Office.