A pro tennis star just 'challenged' Serena Williams to come back from her unofficial retirement and get back in the game.

Maria Sharapova has entered the International Tennis Hall of Fame, with Serena Williams introducing her at the ceremony on ...

Sharapova admitted that the plan had been months in the making, and to keep the surprise under wraps, she saved Serena’s ...

Tennis icon Serena Williams was a surprise speaker when Maria Sharapova was inducted into the International Tennis Hall of ...

When Sharapova was inducted into the Tennis Hall of Fame on Saturday night, her former on-court antagonist provided the ...

A year after Netflix's wildly popular documentary on the making of global girl group Katseye debuted, see what other ...

But the weekend stars shined a little brighter than expected when Serena Williams made a surprise appearance at the historic ...

Tennis legend Maria Sharapova joins NBC News NOW to discuss her recent induction into the Hall of Fame, her relationship with ...

Williams' surprise appearance to induct Sharapova was "months in the making" and required the code name of another female ...

Tennis legend Maria Sharapova joins TODAY to talk about her induction into the International Tennis Hall of Fame, calling it ...

The International Tennis Hall of Fame President spent the weekend celebrating the inductions of Maria Sharapova and the Bryan brothers.