“Our city will be buzzing,” said Lori Nelson, Boston’s Senior Advisor for Racial Justice in the Equity & Inclusion Cabinet. “People will be able to experience what we are as a destination city.” In addition to Vice President Kamala Harris and former first lady Hillary Clinton , both of whom are speaking at the convention, there could be a who’s who of heavy hitters in attendance, and we’re not just talking about Hall of Famers sluggers Jim Rice and David Ortiz . Organizers of the NAACP National Convention, which kicks off here Friday, say there will be more than a...