The Harvard Firefighters Association and the Minuteman Road Club will co-host the ninth annual Ken Harrod Memorial Road Race Saturday, May 12, starting at 8 a.m. There will be ten USA Cycling-sanctioned races on a 10-mile course through Harvard’s roads and hills. Affected roads will be marked with signs to warn drivers of a race in progress. Residents are invited to cheer on the athletes. Registration will be at the Hildreth Elementary School, starting at 6:45 a.m. For more information, including entrance fees and a map of the route, see www.bikereg.com/ken-harrod-memorial-road-race.