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Best Buddies Football Challenge
Patriots quarterback Tom Brady and his son Jack kicked off the Best Buddies Challenge with a football game. Check out the best photos.

Tom Brady, left, and Jack Brady, right, participate in the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady speaks with his son, Jack, during the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Participants play a game of football during the Tom Brady Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady participates in the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady participates in a game of football during the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady participates in a bike ride during the Best Buddies Challenge in Hyannis Port, Mass. on Saturday, June 3, 2017. (Best Buddies International)

Tom Brady takes a photo during the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Participants play a game of football during the Tom Brady Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady throws the football during the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)

Tom Brady makes a speech with his son Jack during the Best Buddies Football Challenge at Harvard Stadium in Allston, Mass. on Friday, June 2, 2017. (Best Buddies International)