Voters went to the polls on Tuesday and cast their ballots for the mayor of Pittsburgh, the retention of three Pennsylvania Supreme Court justices and plenty of other key city, state and local races.

In the race for Pittsburgh's mayor, Democrat Corey O'Connor beat Republican Tony Moreno, the Associated Press projected on Tuesday night . O'Connor is set to take over for Ed Gainey, who lost to O'Connor in May's primary. The city hasn't had a Republican mayor since 1933.

Voters decided all three Democratic justices will remain on the Pennsylvania Supreme Court for another 10-year term, according to a projection from the AP. Christine Donohue, Kevin Dougherty and David Wecht were the justices facing retention votes.

Polls closed at 8 p.m. in Pennsylvania. Here's a real-time lo

See Full Page