Maryland Gov. Larry Hogan, who is battling cancer, canceled his appearance in the Towson parade, but a dozen other state politicians, including U.S. Sens. Barbara Mikulski and Ben Cardin and Reps. C.A. "Dutch" Ruppersberger and John Sarbanes, braved a drenching. The difference was that instead of riding in open cars, most waved to the crowd through partially cracked windows.