DULUTH — One of the 22,000 racers registered this weekend to run in Duluth is two-time Grandma's Marathon champion and 2024 Olympian Dakotah Lindwurm of Hopkins, Minnesota. Lindwurm will be running the Garry Bjorklund Half Marathon on Saturday morning before running the Olympic marathon in Paris on Aug. 11. Is she worried about the rain and possible thunderstorms that are forecast for Duluth and Two Harbors this weekend? "No, I'm not made of …