Ursula Reutin on attempts to fix the Mercer Mess. School administrators are looking the other way while high school seniors play a game called Senior Assassin. Tom Tangney reviews the new flick, "Oz The Great and Powerful." Rachel Belle shares a warning from a local biochemist that some of your cosmetics are toxic, but she has a solution. Charles Osgood on the journey of George Wallace's daughter. Josh Kerns tells us just how long it can take for a band to find the right chemistry - but what if they only had 12 hours to do it? And Tim Haeck explains that the days of lugging around backpacks full of books might be coming to an end as students get iPads.