Warning: Undefined array key "visitor_referer_type" in /var/www/vhosts/wordinf.com/core/app/libraries/Core.php on line 98 Richard Krajicek - Roddick can challenge him as well...
Roddick can challenge him as well if he serves big consistently for the entire match. If he does that, then he is tough to break even for a guy like Federer.