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 ...

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

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

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

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

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

Steel City voters choose between incumbent's progressive agenda and Corey O'Connor's more moderate Democratic vision.

The heavily Democratic cities of Philadelphia and Pittsburgh will elect new nominees for top jobs in Pennsylvania’s primary ...

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

Democratic Pittsburgh Mayor Ed Gainey lost Tuesday’s mayoral primary election to the comparatively moderate Democratic ...