City Council President Mary Sheffield will be Detroit’s newest mayor and the first woman to lead the city.

Detroit voters will choose a new mayor Tuesday in the city’s first open-seat mayoral race in a dozen years.

The race for Detroit’s next mayor is set to pit a longtime City Council member against a popular pastor, after council President Mary Sheffield and megachurch leader Solomon Kinloch were the top two vote-getters in Tuesday’s nonpartisan primary.

Detroit voters will take a key step toward choosing a new mayor in the municipal primary on Tuesday, when nine candidates will appear on the ballot in the city’s first open-seat mayoral race in a dozen years.