Milwaukee gas prices are rising due to flooding at a key Indiana oil refinery. Current Milwaukee gas prices average $3.19, up 20 cents from earlier in the week. The national average is $3.13, lower than last Labor Day.

BP's Whiting refinery restarts after flooding sent its units offline, with Midwest fuel prices expected to feel the strain.

Dangerous flooding in Whiting led to an unexpected issue at a BP refinery, and they were far from alone. Vi Nguyen has more on the chaos.