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,

Overall, turnout was slightly higher than 26% — a 2 percentage-point increase over four years ago. The problem for Ed Gainey? That increase appears to have stemmed from people wanting to vote him out.

Corey O'Connor upset incumbent Ed Gainey in Pittsburgh's Democratic mayoral primary. Here's how people voted across the city.