The Ultimate Knock-Down, Drag-Out Guide to the Primaries

From the Michael Capuano and Ayanna Pressley congressional race to the face-off over Massachusetts secretary of state, here’s who will be on your primary ballot.

Ding! Ding! Ding! In a city where political officeholders usually maintain their titles for as long as they please, on September 4, all bets are off.

CLICK TO VIEW LARGER / Photos via AP Images (Capuano, Pressley, Galvin); Getty Images (Zakim)