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Wednesday January 9th, 2013

The Cowboys fired defensive coordinator Rob Ryan on Tuesday after missing the playoffs again. (Stephen Brashear/Getty Images) The Cowboys fired defensive coordinator Rob Ryan on Tuesday after missing the playoffs again. (Stephen Brashear/Getty Images)

The Dallas Cowboys fired defensive coordinator Rob Ryan on Tuesday, reports ESPN.com.

Ryan, 50, spent two seasons with the Cowboys after various stops in the league including Cleveland, Oakland and New England.

Ryan, the brother of New York Jets head coach Rex Ryan and son of former NFL coach Buddy Ryan, started as an NFL assistant in 1994 breaking in the with Arizona Cardinals. The Cowboys missed the playoffs both seasons Ryan was in Dallas. The Cowboys ranked 14th in yards allowed in 2011 and 2012, while this year's team ranked 23rd in points allowed, including 31 points a game in the team's final two games.

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