The Pitkin County Coroner's office has identified the deceased as James Paul Sizemore, 44, who was rafting along the Roaring Fork River when he and another man fell into the water Monday. The second man was able to return to the raft.
First responders applied CPR to Sizemore to no avail, reports the Aspen Daily News. An existing heart condition may have contributed to the death.
Sizemore was on a commercial rafting trip with Blazing Adventures, the Daily News reported.