This image provided by the Kosciusko County Sheriff's Department shows a chain-reaction crash involving four buses in North Webster, Ind., Wednesday, May 22, 2013 The crash left dozens of middle and high school students with non-serious injuries and one driver seriously injured. (AP Photo/Kosciusko County Sheriff's Department)

This image provided by the Kosciusko County Sheriff's Department shows a chain-reaction crash involving four buses in North Webster, Ind., Wednesday, May 22, 2013 The crash left dozens of middle and high school students with non-serious injuries and one driver seriously injured. (AP Photo/Kosciusko County Sheriff's Department)