STEWARTVILLE, Minn. – A woman called 911 that she saw and heard shots at rural intersection on the southeast flight approach to the Rochester airport. This was about 9:30 p. m. She said she saw four flashes from a minivan, which then sped away. Her vehicle was not struck. Deputies later found shell casings and four bullet holes in a stop sign. The incident was at Olmsted County Roads 20 and 120 northwest of Stewartville.