An accident between two tractor trailers and an SUV caused the closure of Interstate 70 in both directions late Friday night. According to 9-1-1, the collision caused the SUV to roll over onto the median. The collision between the tractor trailers caused one of them to leak an unknown substance onto the road. The accident occurred at 10:40 pm at mile marker 31 between the Bentleyville and Kammerer exits. Two people were transported to Penn Highlands Mon Valley Hospital.