Close Museum worker dies unexpectedly at dig site A man who worked for the Denver Museum of Nature and Science died unexpectedly Monday while working on the museum's excavation of a triceratops in Thornton. KUSA 5:30 PM. MDT September 12, 2017 TRENDING VIDEOS Teen charged with first-degree murder Leash law crackdown in Lafayette Teen arrested in girl's death in court 10-year-old death investigation WUSA Breaking News Conspiracy theorist segment stirs controversy Next Question: Manicured lawns in canyon President Trump: Suspect in congressional baseball shooting has died Family from Fort Collins lives in their bus Teen drives car into King Soopers store More Stories Should you consider freezing your credit? Sep 20, 2017, 8:33 a.m. Juvenile shot near Aurora intersection Sep 20, 2017, 11:16 a.m. CDOT plows its first snow of the season in Colorado! Sep 20, 2017, 9:08 a.m.