Just over a month ago, the American cross country ski community descended upon the small town of Hayward, Wisconsin. Skies were clear, the snow was cold and firm, and lycra was everywhere. But one set of race suits stood out, both because of the noteworthy athletes wearing them and for their bold neon colors. It was the MountainFLOW Eco Wax race team of Simi and Sophie Hamilton, Sylvan Ellefson, Sadie Maubet Bjornsen, Erik Bjornsen, Matt...