Dmitry ##chuk is ranked 40th in the world . Russian reached a career high of 32 in 2006 . but then you have coaches , if you want to compete well , if you want to make it in to the top 50 there 's no way you can do that without a coach , '' he said . The year - old has won seven career titles but no grand slams . Has also had a successful doubles career with six titles .
Dmitry ##chuk is ranked 40th in the world . Russian reached a career high of 32 in 2006 . The year - old has won seven career titles but no grand slams . Has also had a successful doubles career with six titles .