SAN JOSE, Feb 17 (Reuters) - Top seed Andy Roddick crushed German Bjorn Phau 6-3 6-2 on Friday to set up a tantalizing last four clash with British teenager Andy Murray at the SAP Open. http://go.reuters.co.uk/newsArticle.jhtml?type=tennisNews&storyID=11260710§ion=news&src=rss/uk/tennisNews