Paris | As an Olympic sport, tennis rarely grabs much of the limelight. But on day three of the Paris Games, there was no place to be except the centre court at Roland Garros.

The complex process for selecting Olympic tennis competitors, and the frequent absence of top players, makes for a lot of painfully mismatched David-and-Goliath encounters. Several of the big guns, including Novak Djokovic and Carlos Alcaraz, publicly griped about this over the weekend.