Tiger Woods' success at Augusta was the talk of Twitter, with both Serena Williams and Jack Nicklaus posting about the Masters champion.
A left knee injury has forced Serena Williams to withdraw from the Miami Open prior to her third-round match with Wang Qiang.
While most of the stars advanced at the Miami Open, Elina Svitolina and Garbine Muguruza were beaten.
Simona Halep and Elina Svitolina were in good form at the Indian Wells Open on Sunday.
Garbine Muguruza is into the Indian Wells Open last 16 after Serena Williams retired early into the second set of their third-round match.
The United States women's football team have been compared to tennis "pioneers" by Serena Williams amid a reported fight for equal pay.
Although she lost to Serena Williams in Indian Wells, Victoria Azarenka took plenty of positives from her hugely impressive performance.
Simona Halep made light work of Barbora Strycova before Serena Williams prevailed in an epic clash with Victoria Azarenka.
Serena Williams prevailed against former world number one Victoria Azarenka 7-5 6-3 in an Indian Wells classic.
Untroubled by Vera Lapko, Victoria Azarenka next faces Serena Williams at the Indian Wells Open.