The 2012 Sundance Film Festival officially opened Thursday in Park City. Today on the program we join Sundance founder and actor Robert Redford and two of his cohorts at the opening day press conference, where they discuss what's new this year. Redford reveals some of the major changes and challenges he has had to endure and face during the festival's history.
At 9:30, Science Questions takes you into the lives of Pennsylvania residents who are personally being impacted by drilling for highly profitable natural gas and what scientists are saying about the controversial practice of hydraulic fracturing, gaining attention across the nation.