She is a bigger hitter for her sponsorship deals than for her tennis. After her drug-test failure and apology, what next for the highest-earning woman in sport?

Increased scrutiny comes in wake of Maria Sharapova’s positive test for meldonium

IAAF task force may recommend ban but Seb Coe’s instinct will be towards compromise

Croatia’s Denis Pitner was a line judge at ATP events while serving one-year long ban

ITF record getting better and is open to external watchdog monitoring policy

‘Players need to feel that there’s going to be tests - so they will shy away from any silly thought’

Toni Nadal says it is natural for coaches to encourage from sidelines, despite rules

First round US Open win could net Irish player James McGee $35,000 but the cost of playing on the pro tour has been put at about $143,000 a year

On Monday eyes will turn to the All England Lawn Tennis & Croquet Club, in Wimbledon. Dubliner Dave Miley’s job is to ensure fans’ love affair with tennis lasts longer than the tournament

Strings with sensors connected to computers will soon tell players all they need to know

‘When you are requested for a sample, you have to give the sample. It doesn’t matter how bad you feel. I’m sorry’

The Croatian is now free to play after his suspension was reduced to four months by the Court of Arbitration for Sport

Croatian suspended for nine months following positive test for a banned stimulant

Players outside the top are struggling to play the game professionally due to prize money

Anger elsewhere as Bernard Tomic’s father is banned from watching because of a pending court case

Serbian heartbroken to learn of former coach’s death after win over Bulgarian Grigor Dimitrov