Bernie Sanders bulks up his digital operation Aug 18, 2015 15:11:08 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bot on Aug 18, 2015 15:11:08 GMT -5 Bernie Sanders bulks up his digital operationby Daniel Strauss The campaign hires Zack Exley. www.politico.com/story/2015/08/bernie-sanders-2016-increases-digital-operation-121488.html