Peter Crimmins talks to the designers of the new Barnes Foundation about how they sought to improve upon the collection’s old home in Lower Merion. Dave Davies reports the presidential ad wars are arriving in Pennsylvania. Kevin McCorry visits residents of Bristol Township, the site of last night’s chemical plant fire. Lari Robling brings us a Philadelphia group looking to preserve native Mexican traditions of agriculture. And Maiken Scott brings us a snapshot of a 90 year old man with the energy of men a quarter his age.