Bernie Sanders t-shirts.
Bernie Sanders hats.
Bernie Sanders buttons.
We've seen Bernie Sanders supporters waving the Bernie Sanders flag in Philadelphia ahead of the DNC.
Sen. Bernie Sanders may not have a shot at becoming the Democratic nominee for president, but he’s still a prominent presence at the Democratic National Convention in Philadelphia.
Demonstrators in Philadelphia believe Sanders is a revolutionary whose philosophies can have a positive impact on the Democratic Party. They're hanging on to some of his ideas and they want to put pressure on Hillary Clinton to adopt those ideas.