Former Wimbledon champion Marketa Vondrousova has been handed a four-year suspension for refusing to provide a sample during an anti-doping test, the International Tennis Integrity Agency (ITIA) announced Monday. Former Wimbledon champion Marketa Vondrousova has been handed a four-year suspension for refusing to provide a sample during an anti-doping test, the International Tennis Integrity Agency (ITIA) announced Monday. According to the ITIA, Vondrousova re... [2538 chars]