VIOLA — With Halloween just around the corner, two Linn County women are teaming up to host a haunt-filled fundraiser as part of an effort to fix up the abandoned school building in Viola, an unincorporated community in eastern Linn County.Heidi Liegl, who purchased the 94-year-old school building in 2015, is partnering with Sarah Hyatt, a paranormal investigator with the International Paranormal Society, to offer nighttime tours of the building from 9 to 10 p.m.