sentences:  In 2007, Jones, having reached the finals of the junior event at the French Open, a semifinal at Wimbledon and a quarterfinal finish at the Australian Open, was very hopeful for a win at the last US Open Junior event, which was his last match in the International Tennis Federation Junior Competition.Jones had a Junior career high ranking of 4 and won 191 out of 219 matches.Jones began playing professional tournaments in 2006.