With early voting set to begin later this month in Boston’s mayoral election, Senator Elizabeth Warren is lending her political clout to Mayor Michelle Wu, who remains the clear front-runner in a race that has drawn sharp contrasts between the incumbent and her challengers.

They're far behind Mayor Michelle Wu and Josh Kraft, but Hyde Park's Domingos DaRosa and Robert Cappucci of East Boston are making their pitch to voters.

A series of fundraising emails from Boston mayoral candidate Josh Kraft spurred allegations of campaign finance violations. But his campaign says the complaints are "bogus."