M22 Challenge registration opens March 1, 8 a.m.

From staff reports

Online registration for the ninth annual M22 Challenge will go “live” at 8 a.m. on March 1. The event, to be held Saturday, June 10, near the Sleeping Bear Dune Climb, is capped at 900 athletes and in the past several years has reached capacity within 15 minutes.

Additional information for the M22 Challenge can be found at www.m22challenge.com.