Williams back in action at Miami Open 2016 . The 33-year-old feeling good despite battle with Sjogren 's syndrome . Ranked 31 in the world and has won four WTA titles . And while the calling of the Copacabana may be some way down the line , Williams is adamant she 'll be ready for Brazil . ` Aiming to play at the this week Olympics .
Williams back in action at Miami Open 2016 . The 33-year-old feeling good despite battle with Sjogren 's syndrome . Ranked 31 in the world and has won four WTA titles . Aiming to play at the this week Olympics .