COLUMBUS, Ohio -- South-Western City Schools are closed Thursday after two buses were found with dents believed to have been caused by gunfire. NewsChannel 4 reported that the district contacted the serial shootings task force once the buses were discovered with the dents. Though it is not known if the alleged incidents were related to the serial shootings, the district decided to cancel classes for Thursday. Investigators are expected to inspect the district's nearly 200 school buses Thursday, NewsChannel 4 reported. The cancellation came hours after serial shooting task force members linked another shooting to the bullet that killed a...