As we count down to our 50th anniversary, "GMA" revisits some of the most dramatic, emotional and inspiring sports stories we’ve covered over the past five decades.

Jimmie Johnson‘s racing life has been about big numbers. Seven NASCAR Cup Series championships, joining Richard Petty and Dale Earnhardt at that peak. Five titles in a row — a record he holds alone.

Jimmie Johnson’s racing life has been about big numbers. Seven NASCAR Cup Series championships, joining Richard Petty and Dale Earnhardt at that peak. Five titles in a row — a record he holds alone.