There were glimpses of issues-based ways voters might differentiate between candidates where office seekers are likely to all be progressive and pursue simiilar policies.

Democrats in the Suffolk and Middlesex District must make a choice Sept. 1 they have not had to make in more than a decade: who to seat in the state Senate.

Boston mayor Michelle Wu has endorsed her former senior aide, Daniel Lander, in his campaign against Will Brownsberger for the Suffolk and Middlesex state Senate seat.

Massachusetts senator Elizabeth Warren endorsed Daniel Lander in the Suffolk and Middlesex District state Senate race, choosing a young first-time candidate over 14-year incumbent Will Brownsberger.