Last week was Burger Week, and we're not gonna lie - we're tired of talking about burgers! Well, if residents of Downtown Brooklyn feel the same way they've now got another option. A tipster sent the above photo in, confirming that sandwich chain Potbelly has opened on Adams Street, only a few doors down from the BK location of Danny Meyer's burger chain. The chain started in Chicago and has developed fans after opening a number of locations in Manhattan. This is its first Brooklyn outpost (345 Adams St.).