Collision involving two big-rigs and a car erupts in a fiery explosion . Force of explosion causes overpass to collapse onto I-75 , police say . - May 10 : A man is killed when his vehicle collides with another on Interstate 35 near the town of New Ulm. Fire rages at the site of a tanker crash and overpass collapse on I-75 north of Detroit , Michigan , Wednesday . Witness who saw huge ball of flame `` took off running ''
Collision involving two big-rigs and a car erupts in a fiery explosion . Force of explosion causes overpass to collapse onto I-75 , police say . - May 10 : A man is killed when his vehicle collides with another on Interstate 35 near the town of New Ulm. Witness who saw huge ball of flame `` took off running ''