With less than three weeks to go before Newton’s preliminary election, the mayoral race is practically invisible, save a lawn sign here or there, but the candidates say they expect the contest to heat up after Labor Day.
“Over the summer, obviously, people’s minds are on the beach or on vacation,” said alderman Ted Hess-Mahan, who, along with Tom Sheff and Jacqueline Gauvreau Sequeira, is challenging incumbent Mayor Setti Warren.
All four say they plan to attend a League of Women Voters of Newton candidate forum tentatively scheduled for Sept. 12, five days before the Sept. 17 preliminary, which will narrow the field of candidates to two. The general election is scheduled for Nov. 5. Full story for BostonGlobe.com subscribers.