Chipotle is turning up the heat this summer with its new promotion, “Summer of Extras,” running from June 1 through August 31. The campaign invites U.S. Chipotle Rewards members to opt in for a chance to earn extra points, exclusive badges, and free burritos. As part of the celebration, Chipotle is randomly dropping 10,000 free burritos into participating members’ digital wallets every week throughout the promotion. Participants can also enter sweepstakes drawings for a shot at winning free burritos for an entire year....