Achievements Retirement Injuries Grand Slam Titles Rankings Performance Titles Challenges Professional Players Professional Journey Rafael Nadal Comebacks Legacy Player Development Longevity Comeback Milestones Professional Debut Setbacks Return from Maternity Leave Venus Williams Return to Competition Aspirations Personal Challenges Match History Professional Athletes Coaching Philosophy Suspensions Doping Title Drought Return to Sport WTA Tour Goals and Aspirations Danielle Collins Major Championships Player Rankings Grand Slam Winners Early Life ATP Tour Grand Slam Champions Player Reflections Injury Earnings NCAA Singles Titles Retirement Speculation Career Golden Slam Injury Management Reflections Professional Career