HELENA- The Montana Department of Transportation has closed both north and southbound lanes of Interstate-15 south of Helena following a crash.
According to the MDT travel and weather information page, a semi crash and vehicle fire have blocked the northbound lanes.
Traffic is being detoured on to the frontage road at Exit 182 northbound and Exit 187 southbound.
MTN has a reporter on the way and will update you when more information is available.