Power Ranking for the Week of May 14 – May 20

Dan Martin’s 2012 Power Rankings for the Week of May 14 through May 20 (a lot of changes from the last few weeks) 1.  Novak Djokovic – Novak is the number one player in the world, but the next few months will be interesting. 2. Roger Federer – Titles in Dubai, Rotterdam, Indian Wells and Madrid…