'Supernatural' creator Eric Kripke weighs in on how 'Sandman' could best be adapted

Neil Gaiman's "The Sandman" lost another star attempting to adapt it when Joseph Gordon-Levitt dropped out of the WB film project. At Comic-Con, we checked in with Eric Kripke, who previously tried to make a "Sandman" TV series, about why the comic is so tough to adapt.