Watching his center fielder and leadoff hitter, Denard Span, get up slowly and walk off the field gingerly after making a tumbling catch left Washington Nationals manager Matt Williams feeling uneasy. "When he starts limping," Williams said, "of course there's some tense moments in the dugout, for sure." Span left in the third inning Tuesday night after banging and scraping his right knee while making a terrific grab on the warning track, and Washington went on to close in on home-field advantage throughout the NL playoffs by beating the New York Mets 4-2. Read more http://scores.espn.go.com/mlb/recap?gameId=340923120&teams=new-york-mets-vs-washington-nationals
