Corey O'Connor derailed Mayor Ed Gainey's hopes for a second term with a promise to move the city forward. Only hours after his victory, O'Connor was up and about, working the lunchtime crowd at the Sheraden senior center,

The outcome is the latest in a string of losses in deep-blue cities that has raised questions about the power of progressive officeholders.

Pittsburgh Mayoral Candidate Corey O’Connor took to the streets to thank voters for his victory in the Democratic primary.