John Dale Leatham
Officer Dale Leatham suffered a fatal heart attack while training at the Flatrock Training Center at 23600 East 128th Avenue in Commerce City, Colorado.
At the conclusion of firearms training, he was transported to the hospital, where he passed away the next day.
Officer Latham had served with the United States Department of Homeland Security – Customs and Border Protection – Office of Field Operations for 49 years, assigned to the Casper- Natrona County International Airport in Casper, Wyoming. He was survived by his wife, two sons, four daughters, and seven grandchildren.
Source: ODMP
https://www.odmp.org/officer/27319-officer-john-dale-leatham