Tonight on Idaho Public Television, state Treasurer Ron Crane and Democratic challenger Deborah Silver will debate at 8:30 as part of the “Idaho Debates,” co-sponsored by the Idaho Press Club and the League of Women Voters of Idaho. After tonight’s debate, the series continues with the candidates for state superintendent of schools on Oct. 21 at 7 p.m., lieutenant governor Oct. 30 at 8:30 p.m., and candidates for governor facing off Oct. 30 at 7 p.m.