As the Democratic National Convention kicks off in Chicago, tensions are already boiling over. An altercation erupts on the convention floor between Kamala Harris’s most vocal supporter, Roland Martin, and Chicago local activist Ja’Mal Green. The feud began when Martin, a host and former CNN contributor, took to X (formerly Twitter) and his show to hurl insults at Green, labeling him “dumb” for his criticism of Harris’s latest policy announcement. Green, an independent activist, had previously taken to social media to question Harris’s $25K down payment plan for first-time homebuyers. “Does anybody want to tell me what “first generation” is...