Spain's Rafael Nadal makes a backhand return to Alex Kuznetsov of the U.S. during their first round match at the Australian Open tennis championship, in Melbourne, Australia, Monday, Jan. 16, 2012. (AP Photo/Rick Rycroft)

Photo by: Rick Rycroft

Spain's Rafael Nadal makes a backhand return to Alex Kuznetsov of the U.S. during their first round match at the Australian Open tennis championship, in Melbourne, Australia, Monday, Jan. 16, 2012. (AP Photo/Rick Rycroft)