Mom arrested over sons fire challenge video NC mother accused of helping son with a video in which he set himself on fire as part of fire challenge trend on .\rbr\rbrMom arrested over sons fire challenge video NC mother accused of helping son with a video in which he set himself on fire as part of fire challenge trend on .\rbr\rbrThe Fire Challenge has resulted in the arrest of a Charlotte mother for videotaping her son lighting himself on fire as part of the popular social media stunt where .