A semi-trailer rig caught fire early Wednesday morning, closing down Interstate 80 near the Utah-Wyoming border. The Utah Highway Patrol did not initially report any injuries or details on the incident, except to note it could be early Wednesday afternoon before the eastbound lanes from milepost 168 and west bound lanes at the state line are reopened. Troopers were diverting motorists along alternate routes. The Tribune will report additional information as it develops. remims@sltrib.com Twitte...