NFL 100: At No. 17, Ray Lewis — thought to be undersized coming into the league — 'was the perfect defensive player' - The Athletic
Ravens will have to defend their Super Bowl title without some key figures
Ray Lewis Follows in Fancy Footsteps, but Few Can Follow in His - The New York Times
When the Ravens Play Defense, It Is a Bruising in Disguise - The New York Times
Ex-Ravens safety Ed Reed announces retirement
Ray Lewis Announces Retirement in Baltimore - WSJ
Ray Lewis will retire after Super Bowl
Ray Lewis Ends His Career With A Super Bowl Title - CBS New York
Broncos will face some Ravens who sat out the previous meeting – The Denver Post
Ray Lewis says he'll retire after Ravens season ends – Sun Sentinel
NFL's best players ever at every defensive position: Is Lawrence Taylor the GOAT edge rusher? Ronnie Lott or Ed Reed at safety? - ABC7 Los Angeles
Baltimore Raven Ray Lewis to Retire - Muscle & Fitness