Kroeker is the owner of Casper Mountain Motorsports and he said in an email to his colleagues that his business will not allow him to take time off for this year's session.
According to the incident report, the man who lived in the trailer told deputies he finished a cigarette at around 12:15 a.m. and tossed the burning butt into a plastic coffee can which was about a quarter full of old cigarette butts.
Charles Mathis Jr., and Kemp Cravens are in custody and the court will hold a detention hearing in the next week to determine whether they will remain detained.