This is largely a veteran group, with only two players under the age of 24 and a slew 26 or older. Only two men, Del Potro and Roddick have won majors, and none made it to the final four a major in 2012.
11. JUAN MARTIN DEL POTRO: My expectations for the Argentine were too high in 2011 as I expected him to return to his 2009 US Open winning form by mid summer. He did not, although despite two tight losses to Ferrer and Nadal in the Davis Cup final, he did show a lot more confidence and accuracy both off the ground and with his serve at year