RED LODGE Big Timber senior Colter Anderson is among the best runners in all of Class B, but it's during the summertime on the river where he finds the most comfort and joy."I spend a lot of time fly fishing. I'm a fly fishing guide in the summer," Anderson said. "Hunting, fishing and being outdoors, skiing I love that side of life."WATCH THE VIDEO: Q2 AOW: Big Timber's Colter Anderson reeling in track competitionAnderson spends his summer as a …