A recent incident during the construction of Sunoco’s Mariner East 2 pipeline may have spread underground pollution, State Impact Pennsylvania’s Jon Hurdle gives the details. Mark Eichmann brings the story of a cold case squad based in New Castle County. With a ban on women driving being lifted in Saudi Arabia, Annette John-Hall speaks to local women from the kingdom. Peter Crimmins reports on the celebration of Indigenous Peoples Day. Philadelphia artists are mobilizing to send relief to Puerto Rico-Dana DiFilippo reports. Derrick Pitts, chief astronomer at the Franklin Institute, joins the show for his weekly guide to the skies.