Vikings release center John Sullivan, a 8-year vet - ESPN
2021 Eastern Washington University Football Fact Book (posted July 22, 2021) by Eastern Washington University - Issuu
Raiders move to 2-0 in preseason with 26-20 win over Vikings - Hawaii Tribune-Herald
Grading Every Team's Undrafted Free-Agent Haul, News, Scores, Highlights, Stats, and Rumors
5 Things to Know About Chandon Sullivan
Here are 5 Americans to watch in this year's World Cup
How a former Viking became the internet's QB coach - Sports Illustrated Minnesota Sports, News, Analysis, and More
Chandon Sullivan Isn't the Only Vikings Defender Who Should be Upset
Dave Skaugstad – Society for American Baseball Research
5 Things to Know About Chandon Sullivan