NFL: Baltimore Ravens Ray Lewis to retire after playoffs
Chapter 4: 17 years in the NFL - Ray Lewis
Ray Lewis to retire after playoffs
Ray Lewis' retirement plans won't change with 2013 AFC Championship game looming - Baltimore Beatdown
Broncos will face some Ravens who sat out the previous meeting – The Denver Post
Football Takes Root in Ray Lewis' Family – News4usonline
Baltimore Ravens' Ray Lewis to retire from NFL - Beckett News
Ray Lewis: No way I'll waver on retirement - NBC Sports
Ray Lewis more focused on 49ers than retirement
Baltimore Ravens playoff report: Ray Lewis uncertain about next season
Ray Lewis retires, should be healthy for Ravens-Colts Wild Card game
Ray Lewis to retire after playoffs - Newsday
Lewis gets to dance again after Ravens playoff win - The San Diego Union-Tribune