ATF: Intentional fire caused fatal blast at Texas plant

WEST, Texas (AP) — An intentionally set fire caused the 2013 explosion at a Texas fertilizer plant that killed 15 people, federal officials said Wednesday, saying the fire was “a criminal act.”
Federal and state investigators said no arrests have been made, but that they are investigating who was responsible for causing the fire at the West Fertilizer Co. facility in the town of West on April 17, 2013. The fire caused ammonium nitrate to ignite, triggering a massive explosion t