ATP chairman Andrea Gaudenzi says the professional sport’s $US3.5 billion annual turnover could increase if tours and tournaments combine forces.

Andrea Gaudenzi says professional sport’s $3.5bn annual turnover could double if tours and tournaments combine forces

ATP chair warns tennis divide leads to huge revenue losses. Plus: call for stronger response to extreme heat; Iga Świątek on how she conquered pre-Wimbledon nerves; and how agents…