A brush fire on Lookout Mountain west of Denver Friday night was caused by fireworks, investigators said on Sunday.
The fire was reported around 9 p.m. near the Tiers of Zion trailhead, according to Foothills Fire and Rescue, which called Genesee Fire and Golden Fire for help.
Crews from the three agencies extinguished the fire by midnight, and then Foothills Fire launched an investigation, stating on Sunday that fireworks had caused the fire…