As the state prepares to spend millions of dollars repairing or replacing the Tobin Bridge, which connects Chelsea and Boston, it’s time to ask: Can we use this opportunity to give densely populated Chelsea the high-quality transit that it deserves?

As the state prepares to spend millions of dollars repairing or replacing the Tobin Bridge, which connects Chelsea and Boston, it’s time to ask: Can we use this opportunity to give densely populated Chelsea the high-quality transit that it deserves?