Kansas City Chiefs fans' deaths: Why former homicide detective believes criminal charges still possible

A year-to-date after three men were found frozen in their friend's snowy Kansas City backyard after an NFL watch party, their families still have no explanation for their sons' mysterious deaths. 

Clayton McGeeney, 37, Ricky Johnson, 38, and David Harrington, 36, were found dead behind their friend Jordan Willis' home on Jan. 9, 2023. Two days earlier, the four men met up at the house to watch the Kansas City Chiefs play the Los Angeles Chargers. 

In the days before McGeeney's fiancée found the men's bodies...