Elana Gordon reports on registered nurses at Crozer Keystone Hospital in Chester who went on strike today. Irina Zhorov visits Johnstown, Pennsylvania: a coal town attempting to reinvent itself. Dave Heller talks with The Franklin Institute’s chief astronomer Derrick Pitts on what the start of fall means for the night sky. Peter Crimmins explores new exhibits at the Institute of Contemporary Art in West Philadelphia showcasing prominent local artists. Chris Satullo laments his ethical problems with the NFL that contradicts his love for watching the game.