A multi-vehicle crash reportedly killed one person and set off explosions in a truck carrying fireworks on I-94 west of Battle Creek, Mich., Friday. Mark Bugnaski/MLIVE.COM /Landov hide caption

itoggle caption Mark Bugnaski/MLIVE.COM /Landov

Friends and family of the six teenagers killed in a car crash brought stuffed animals and other memorials to the site Sunday in Warren, Ohio. Scott R. Galvin/AP hide caption

itoggle caption Scott R. Galvin/AP