Cam Newton had a tense pregame exchange with a former teammate who recently criticized him
8:08am PDT - August 10th, 2018 carolina panthers - Business InsiderFormer Carolina Panthers wide receiver Kelvin Benjamin had harsh criticism for Cam Newton in a recent interview, calling him inaccurate and un-knowledgeable. Before a preseason game between the Panthers and Benjamin's new team, the Buffalo Bills, Newton appea…