Eleven person unaccounted for . Eleven businesses destroyed in downtown Montana , Bozeman . `` Roofing material , construction material is scattered for three or four blocks , '' he said . One people initially reported missing after natural gas explosion . It was not clear what triggered the blast .
Eleven person unaccounted for . Eleven businesses destroyed in downtown Montana , Bozeman . One people initially reported missing after natural gas explosion . It was not clear what triggered the blast .