A timeline of Cam Newton's up-and-down career with Panthers
Patriots can't overcome tough call – Boston Herald
Win vs. Patriots in '13 a watershed game for Panthers
Patriots vs. Panthers 2013 final score: Cam Newton leads Carolina to 24-20 win
2013 New England Patriots season - Wikipedia
Panthers vs. Chiefs: Panthers cough up 14-point lead, fall 20-17
Patriots can't overcome tough call – Boston Herald
2013 New England Patriots season - Wikipedia