Denver Broncos Pick Walton-Penner Family in Auction to Sell Team - The New York Times
Who are the new owners of the Denver Broncos, Sam Walton, Greg Penner and Carrie Walton Penner? - AS USA
NFL confirms Rob Walton's US$4.56bn Denver Broncos takeover - SportsPro
The 10 Highest Sale Prices for North American Sports Franchises
Denver Broncos sold for record price of $4.65 billion - Pats Pulpit
Broncos new ownership one step closer to becoming official - CBS Colorado