ESPN Feed: calvin watkins http://assets.espn.go.com/i/tvlistings/tv_espn_original.gif ESPN en-us 10 ESPN Inc. http://espn.go.com/ Copyright 2010 ESPN Inc. <![CDATA[Sources: Cowboys pursuing Rob Ryan to be defensive coordinator]]> With Dallas losing Paul Pasqualoni to the University of Connecticut, the Cowboys are pursuing Browns defensive coordinator Rob Ryan to serve in the same role for them, according to league sources.]]> January 13, 2011 15:08:49 PST