The questions started rolling in this spring. How’s training going? Are you going for 2019 World Championships? What’s the plan for next winter? When you’re Caitlin and Brian Gregg, Olympians and local superstars in the Midwest, it’s hard to keep your athletic profile on the DL. Since buying a house on Theodore Wirth Park seven years ago, the couple has immersed themselves in the greater Minneapolis community — both in and out of skiing. They’ve...