Roddick is a famous American tennis player. During his 13-year career, Roddick won 32 singles titles, including a US Open champion, and once ranked first in the world. Roddick's powerful and fast serve is his trademark. In the semi-final of Davis Cup in 24, Roddick once set the fastest record of 245 kilometers per hour on the hard court. This record was broken by Croatian giant Kalovics in 211. Roddick was the last player to win the Grand Slam in the US Open. In 23, he won the title at home, and in the same year, he reached the first place in the world for the first time. On September 6, 212, Roddick officially announced his retirement.