Josh Kraft, the longtime nonprofit leader and younger son of billionaire New England Patriots owner Robert Kraft, has filed paperwork with state campaign finance regulators to run for mayor of Boston as a Democrat.

Josh Kraft, son of the Patriots owner, opened an account with the Office of Campaign and Political Finance to be able to raise funds for what could be a challenge to Mayor Michelle Wu.

The philanthropist and son of billionaire Patriots owner Robert Kraft is preparing to challenge Boston Mayor Michelle Wu.

Josh Kraft, son of the billionaire New England Patriots owner and head of the family’s philanthropic arm, is planning to announce a run for mayor of Boston, according to two sources close to

Josh Kraft, president of the New England Patriots Foundation and son of Patriots owner Robert Kraft, has filed paperwork with the state to launch a campaign for mayor of Boston. Kraft's submission on Friday to the Massachusetts Office of Campaign and Political Finance creates the Kraft Committee.