The Dallas Cowboys signed Pro Bowl S Roy Williams to a five-year, $25.2 million contract yesterday, the team’s Web site said.Williams, 25, was entering the final year of his rookie contract. The new contract, of which $11.1 million is guaranteed, runs through the 2010 season.”Roy, through his play, brings leadership and basically will be one of the main signatures on our defense,” Cowboys owner Jerry Jones said on the Web site.Williams had 82 tackles, three interceptions and 2 1/2 sacks last season in earning his third straight Pro Bowl appearance. He’s been a starter since being selected eighth overall in the 2002 draft from the University of Oklahoma.· CARDINALS: Arizona RT Oliver Ross will miss at least three weeks, and possibly as many as 10, because of a right knee injury.Coach Dennis Green said Ross may have torn his meniscus. The club was awaiting test results.Ross, an eight-year veteran, said he hurt his knee during a blocking drill yesterday morning during practice at Northern Arizona University.· RAMS: St. Louis signed Moe Williams to a one-year contract, addressing its need for a backup running back.With Marshall Faulk out for the season because of a knee injury, the Rams have third-year back Steven Jackson in the starting role. Behind him is Tony Fisher, a fifth-year running back from Notre Dame who signed as an unrestricted free agent.Williams is entering his 11th NFL season after spending most of the past nine years with the Steelers elite limited game Jerseys 44 46 48 50 52 54 56 60 Vikings. He has 1,826 career rushing yards with 21 touchdowns, 154 receptions for 1,511 yards David DeCastro Black Gold White Jersey nike with four touchdowns and a 22.1-yard average on kickoff returns with one touchdown. Williams played for the Ravens in 2001.CONTINUED 1 2 Next >/* BEGIN TOP STRIP STYLES */#customTS-SingleThumbBlog width:454px;margin-bottom:6px;padding-bottom:6px;font:11px Arial;border-bottom:solid 1px #CCC;#customTS-SingleThumbBlog p margin:0;padding:0;#customTS-SingleThumbBlog a:link, #customTS-SingleThumbBlog a:visited text-decoration:none;font-weight:bold;#customTS-SingleThumbBlog a:hover text-decoration:underline;color:#C00;#customTS-SingleThumbBlog .redkicker font-weight:bold;color:#C00;margin-bottom: 4px;#customTS-SingleThumbBlog .thumbSlot float:left;width:80px;#customTS-SingleThumbBlog .textSlot float:right;width:368px;#customTS-SingleThumbBlog ul padding:0;list-style-type:none;font-weight:bold;margin:0;#customTS-SingleThumbBlog li background-image:url(http://media.washingtonpost.com/wp-srv/images/bullet_3x3_999999.gif);background-repeat:no-repeat;background-position:0px .4em;padding-left:6px;padding-bottom:2px; Latest Posts From NFL News Feed More Posts | Sports Blog Directory #botPromoStrip background: #fff url(‘http://www.washingtonpost.com/wp-srv/sports/longterm/2007/photo/gray624.jpg’) no-repeat; padding: 7px 10px; margin: 5px 0 10px David DeCastro Black Gold White Jersey nike Steelers elite limited game Jerseys 44 46 48 50 52 54 56 60 0;More in the NFL SectionThe LeagueA conversation about what’s happening today in the NFL.NFL News FeedMark Maske keeps you up-to-date with all of the latest news in the NFL.Redskins InsiderJason Reid provides exlusive analysis of the Redskins.