Iga Swiatekwas handed a one-month suspension - though one former No 1 calls for a "life ban" for anyone who fails a drug test ...

From Iga Swiatek and Jannik Sinner to Maria Sharapova, we look at seven Grand Slam champions who failed drugs tests.

Iga Swiatek 's new coach, Wim Fissette, revealed that he knew about her doping case before making a decision to join her team ...