Kevin McCorry covers the annual Labor Day parade in Philadelphia. Holly Otterbein reports on divisions between unions and the picket line outside the Pennsylvania Convention Center. Marielle Segarra looks at the economic meltdown occurring in Atlantic City. Shai Ben-Yaacov speaks with John Mooney of NJSpotlight.com about the turbulent year that lies ahead for New Jersey’s schools. Derrick Pitts, chief astronomer at the Franklin Institute, joins Dave Heller to discuss the ages of the stars on this week’s edition of SkyTalk. Chris Satullo covers the upcoming Philadelphia mayor’s race in this week’s Centre Square Commentary.