A half-marathon and quarter marathon step off at 7 a.m., followed by a 5k run at 7:15, a kids fun run at 10 a.m., and a one-mile walk at 10:30 a.m., Sunday, March 23; $50 to $85, free fun run and walk. A wheelchair division features well-known wheelchair athletes; free. Advance registration is required. Visit arizonadistanceclassic.com
to register and for more information.