This Instagram post shows former tennis player, Anna Kournikova, playing in her 11 carat pink diamond engagement ring in a charity match back in 2004. While she retired in 2003 due to chronic injury, she famously got back on the court one more time on December 12, 2004 to play in the Andy Roddick Foundation charity match in Boca Raton, Florida. Anna Kournikova is a former tennis player who became one of the biggest stars in the sport during the late 1990s and early 2000s. She was born in Moscow on June 7, 1981, and moved to Florida at a young age. She quickly rose through the rankings and reached a career-high singles ranking of No. 8 in the world in 2000. Unfortunately, recurring back and spinal injuries forced Kournikova to retire from professional tennis in 2003 at just 21 years old. Despite her short career, she became one of the most recognizable athletes of her generation and helped bring new attention to women’s tennis worldwide. Kournikova has stayed out of the spotlight and...