DAYTON, Tenn. – Practice for the Bass Pro Tour Econo Lodge Stage Four Presented By Winn Grips has seen the field of 80 anglers scattered from one end of Lake Chickamauga to the other. With weather ranging from “torrential downpour” to “clear and muggy,” Chickamauga has revealed a gamut of conditions. Here’s a drones-eye view of what the pros are deciphering as the first day of competition approaches.