as authorities investigate a fuel tanker explosion and overpass collapse. Police say I-75 in both directions is indefinitely closed between Interstate 696 and 8 Mile Road. Drivers are being encouraged to use Woodward Avenue as an alternate route. Michigan State Police Lt. Shannon Sims says three dr More..ivers suffered minor injuries in the explosion and fire Wednesday night. The tanker was on I-75 about 10 miles north of downtown Detroit when it exploded beneath the 9 Mile Road overpass ...