Sabalenka calls for 'boycott' in row with Grand Slams over prize money

World No 1 Aryna Sabalenka believes tennis players should organise a boycott if they don't start receiving a bigger share of tournament revenues at the Grand Slams .Sabalenka and fellow men's world No. 1 Jannik Sinner were among leading players - most of them ranked in the top 10 - who issued a statement on Monday expressing "deep disappointment" over the French Open prize money .