Valerie Bronson of Princeton casts her primary election ballot at the Bureau County Courthouse in Princeton Friday morning. Bureau County Clerk Matt Eggers said early voting had stayed steady this week, despite concerns with coronavirus. He predicts between 30 and 35 percent voter turnout for the March 17 primary election in Bureau County. As of Friday morning, 268 voters have cast their ballots at the courthouse. Early voting will be available at Bureau County Courthouse from 8 a.m. to 2 p.m. Saturday, March 14.