What city in Minnesota has an eleven day festival that was impacted adversely by the collapse of a bridge over the Mississippi River in 2007?
Minnesota Fringe Festival: The Minnesota Fringe Festival is a performing arts festival held in Minneapolis, Minnesota, United States, every summer, usually during the first two weeks in August. I-35W Mississippi River bridge:  During the evening rush hour on August 1, 2007, it suddenly collapsed, killing 13 people and injuring 145.
Minneapolis