Sheriff’s officials in Audubon County say black ice on the roadway was to blame for a rollover accident this (Friday) morning, on Highway 71.  Officials say 25-year old Jay Steven Weisenborn, of Carroll, was traveling south on Highway 71 at around 7:30-a.m., when his 2004 Buick hit a patch of black ice. The car slid sideways, entered the east ditch near 120th Street and rolled once before coming to rest on its wheels. No injuries were reported. Damage from the crash amounted to $15,000.