Philadelphia's largest union representing trash collectors, police dispatchers and more — and the Parker administration as the municipal workers' strike continued into its third day on Thursday.DC 33 told CBS News Philadelphia the union and Mayor Cherelle Parker's administration returned to the negotiating table on Wednesday,

Pennsylvania Gov. Josh Shapiro said Thursday that mediators from the state are involved in the negotiation process between AFSCME District Council 33 and the City of Philadelphia.

Many AFSCME DC 33 members have been itching for the union to take a dramatic stand against the city ever since then-Mayor Rendell won concessions in a 1992 contract. On Tuesday, they got their wish.