WINONA, Minn. – Police located a Winona woman after a friend expressed concern for her well-being for too many drinks.  Police spotted Amber Lynn Gunn, 39, exiting her car at a convenience store near the Highway 61 roundabout. The motor was left running, police said. Significant impairment was confirmed on-site — a 0.12% blood-alcohol reading in a breath-analysis device, 1-1/2 times impairment threshold. This was abut 2:55 a.m. Later at the police station the reading was up to 0.13%.