Lots of costumed kids are expected to trick-or-treat at businesses on Salem’s Main Street from 10:00 to 11:00 tomorrow morning to kick off Pumpkinfest. Nathan Wooden with Salem Parks and Recreation says there are lots of activities, including the popular “chefs versus surgeons” pumpkin carving contest. Pumpkinfest runs from 11:00 to 2:00. The $1.99 admission benefits Special Olympics…kids in costume get in free.