Robert Kraft Sold His Super Bowl Ring for an Obscene Amount of Money
New details shed light on the Robert Kraft-Vladimir Putin Super Bowl ring controversy
Super Bowl 51: The day Vladimir Putin 'borrowed' a Super Bowl ring - permanently
The Ring and the Rings: Vladimir Putin's Mafia Olympics
Political football: Patriots gave Trump a Super Bowl ring
Eyes off the prize: Championship jewelry loses luster after the game is done – The Denver Post
With the Super Bowl around the corner, NFL money blitzes Washington • OpenSecrets
Kremlin Denies Putin Stole Super Bowl Ring
How Vladimir Putin stole Robert Kraft's Super Bowl ring
Putin claims no memory of 'stealing' Super Bowl ring
Let's Make Super Bowl Rings Better - WSJ