On Wednesday, Jan. 2, 2013, Ray Lewis announced he will retire after 17 seasons to spend more time with his sons. On Sunday, Jan. 20, 2013, Lewis helped lead the Ravens to a win over the New England Patriots in the AFC Championship game. The fearsome 13-time Pro Bowl linebacker symbolizes the NFL – not just the Ravens, says Yahoo! Sports' Jason Cole, and is well known for his explosive personality.