LEWISTON, Minn. – A dozen snowmobilers were caught speeding in the first law enforcement crackdown of the season. A sheriff’s deputy with a radar gun and a game warden on a snowmobile stationed themselves five hours on trails north of Lewiston al on Rupprecht’s Valley Road. Most stops resulted in a verbal warning. Sheriff’s spokesperson Jeff Mueller said the snowmobile patrol usually goes out three or four times a winter.