It says here that the Patriots upgraded at quarterback with Cam Newton - The Boston Globe
Cam Newton Had A Splendid Farewell Party And Other Leftover Patriots Thoughts - CBS Boston
Reeling from the Cam Newton news, and other thoughts - The Boston Globe
Patriots release Cam Newton, name rookie Mac Jones the starting quarterback - The Boston Globe
Patriots-Giants joint practices Day 2: Mac Jones falters, pass rush sharpens and Cam Newton returns – Boston Herald
Patriots are bringing back quarterback Cam Newton on a one-year deal - The Boston Globe
What Cam Newton's Return Means for the Patriots – NBC Boston
Evaluating where things stand with the Patriots roster entering the offseason - The Boston Globe
AP source: Patriots completing 1-year deal to re-sign Newton