BOSTON — If MBTA overseers ... to the 23 / 28 / 29 program and the findings gathered from the experience, the utility of additional limited-duration pilots selected on a route-by-route basis ...

Boston and Cambridge are in talks to make the MBTA’s route 1 bus fare-free ... free bus program — which currently covers the 23, 28, and 29 bus routes — and is exploring partnerships ...