BLM Utah just posted the following via Facebook:
"BREAKING NEWS>>A heavy air tanker dropping retardant on the White Rock Fire crashed shortly before 1 p.m., today, PST. The cause of the crash is unknown. The Iron County Sheriff’s Office is responding to the crash site, and emergency response teams and an investigation accident team are en route. Additional details will be released as they become available."
Fire is located in western Iron County, southern Utah. It started in Nevada yesterday and crossed the border into Utah not long ago.