Martin J. Walsh today becomes the 48th mayor of Boston, upending a city power structure that proved inviolable for two decades and unleashing the hopes, dreams, and pent-up ambitions of a new generation of Bostonians.
The wide-open opportunity presents immediate challenges for the new administration. The mayor-elect must choose a new school superintendent, a new police chief, and a new fire chief, and his selections will set the tone for the new term. His every move will be scrutinized as he works to establish a new relationship with the city’s unions, who strongly supported Walsh—a longtime labor leader—during the election.
But in many ways, even before he takes oath, changes once considered impossible are already underway . Full story for BostonGlobe.com subscribers.
Stephanie Ebbert can be reached at Stephanie.Ebbert@globe.com.