If you listen to the Scrum, chances are you know that Boston has a mayoral election this fall—even though it hasn’t gotten a ton of media attention to date. And, you probably also know that right now there’s a four-person mayoral field—that’ll be winnowed to two candidates when Boston voters go the polls on September 26th. Two of the contenders are pretty well known: Mayor Marty Walsh, the incumbent—and City Councilor Tito Jackson. But two of them aren’t. Robert Cappucci and Joseph Wiley. Peter Kadzis and Adam Reilly talked with these political men of mystery to learn why they think they should be the next mayor of Boston.