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,

Negotiations are back on between AFSCME District Council 33, Philadelphia's largest blue-collar union, and the Parker administration as the municipal workers' strike continued into its second day Wednesday.

AFSCME District Council 33 represents 9,000 employees ranging from sanitation workers to crossing guards. Trash pick-up, pools and 911 calls are among the services impacted.