One woman was killed and three commercial buildings were destroyed in a March 5, 2009 gas explosion in Bozeman, Montana, according to a CNN report. The explosion occurred around 8 a.m. on Main Street. Firefighters let the resulting blaze continue to burn for more than 12 hours because they could not shut off the gas supply. Debris was scattered over several city blocks. The victim, Tara Reistad Bowman, 36, of Bozeman, was an employee of Montana Trails Gallery and was in the building at the time of the explosion. View a YouTube video of the explosion here.