Pittsburgh Mayor Ed Gainey, who had allied himself with progressives, has lost a Democratic primary challenge, The Associated ...

Allegheny County Controller Corey O’Connor defeated Pittsburgh Mayor Ed Gainey in the city’s hotly contested Democratic ...

The Democratic primary for mayor of Pittsburgh on Tuesday has become something of a proxy for the national struggle over the ...

Four things to know about the Pittsburgh mayoral race and what it could mean for the rest of Pennsylvania and the Democratic ...

Corey O’Connor, a longtime city and county elected official, East End resident and the son of Pittsburgh’s 58th mayor, has ...

Pittsburgh Mayor Ed Gainey (D) has lost the Democratic primary to a moderate challenger, according to Decision Desk HQ ...

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

Pennsylvania voters head to the polls on May 20 to vote in the state's primary election, including voting for Pittsburgh ...

Corey O’Connor took an early lead in Pittsburgh’s Democratic mayoral primary Tuesday night, as he looks to unseat incumbent ...

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

Tuesday’s Democratic primaries proved to be a referendum on Ed Gainey’s leadership in his first term as mayor of Pittsburgh.