Maria Sharapova has announced her retirement after a professional tennis career that includes five Grand Slam wins, 36 singles titles and an Olympic silver medal.
Sharapova was only 17 when she won her first major in 2004 at Wimbledon. She won the U.S. Open in 2006 and the Australian Open in 2008 before completing her career Grand Slam in the 2012 French Open. She won the French Open again in 2014.
After moving from Russia to Florida at age 9 to train at the Bollettieri Academy, she made her professional debut just after her 14th birthday in 2001.