In the wake of the Connecticut school shooting, Zack Seward checks gun laws in Pennsylvania, New Jersey, and Delaware. We talk to New York University Professor Pedro Noguera about how tight security at schools can be detrimental to education. Maiken Scott reports it often falls to schools to identify children with mental health issues. Franklin Institute Chief Astronomer Derrick Pitts joins us for Skytalk. And Elizabeth Fiedler reports on how an online education experiment is helping one student coping with autism.