Rig hauling butane overturns on Utah freeway; area evacuated

Lehi • A tractor-trailer rig carrying butane was leaking the flammable gas from a leaking tank after overturning on a Utah freeway Saturday, causing evacuations in the area.The Utah Highway Patrol said the double-trailer rig overturned on northbound Interstate 15 in Lehi and that the freeway was closed in both directions as a precaution pending cleanup.Lehi is 26 miles south of Salt Lake City.Assistant City Administrator Cameron Boyle said the area in a quarter-mile around the crash site wa