More than half of the candidates the mayor endorsed lost their races, a rebuke from voters after the mayor pushed the School Committee to oust the superintendent earlier in the year over objections from the community.
The Melrose Education Association said Friday that a strike would begin Tuesday if a contract agreement with the Melrose School Committee could not be reached.
The Melrose Education Association and the school committee have been in contract negotiations for months, and school officials said the teachers union could.