LAS CRUCES, New Mexico (KVIA) -- ATF has arrested Richard Sepulveda, 47, and charged him after the fire that happened on the 1900 block of South Telshor Boulevard on January 12, 2026. Courtesy: Dona Ana County Detention FacilitySepulveda is charged with possession of an unregistered firearm (Molotov Cocktail). Courtesy: LCFDInvestigators say that the fire was intentionally set. No one was reported injured. The fire is estimated to have caused $5,000 in damages to the two-story apartment.