US Open 2018: Top guns Federer, Djokovic and Wozniacki through

(G.N.S) DT.29 Five men’s players were forced to retire on Day 2 as conditions in New York were described as dangerous.As per reports, temperatures rose close to 38ºC and humidity skied past 50% mark.Extreme heat policy for men’s matches was implemented for the first time by the tournament organizers owing