Challenger Corey O’Connor ousted Pittsburgh Mayor Ed Gainey in Tuesday’s Democratic primary election, beating an incumbent in ...

Incumbent Ed Gainey and challenger Corey O'Connor were on the ballot in Pittsburgh's Democratic primary for mayor.

Allegheny County Controller Corey O’Connor has beaten Pittsburgh Mayor Ed Gainey and will now run to be the city's next mayor ...

Corey O'Connor defeated incumbent Ed Gainey in the Democratic primary for Pittsburgh mayor, focusing on city finances, ...

UPDATE 10:05 p.m.: Corey O’Connor wins the Democratic primary for Pittsburgh mayor, according to the Associated Press. UPDATE ...

Corey O'Connor derailed Mayor Ed Gainey's hopes for a second term with a promise to move the city forward. Only hours after ...

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

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

In the pouring rain, O'Connor paid tribute to what his father, Bob, did 20 years ago after he won his own election.

Democrat Corey O’Connor is almost certain to win the general election over Republican Tony Moreno, who won the GOP primary.

Corey O'Connor wins the Democratic mayoral primary in Pittsburgh and carries a "Thank You" sign through the streets.