Barter, who last weekend had won a race starting last on the grid, was unstoppable while winning the first race that was marred by two Safety Car periods and then a red flag.
Chhetri urged players with prospects for representing the national side to stay as far away as possible from controversies. The former Indian skipper added that it would do a world
The Serbian's decision to be absent from the tournament automatically opens up the final three places to Casper Ruud, Alex de Minaur and Andrey Rublev.
Goran Djokovic, who had previously served as the vice president of the association, has also been involved in organising ATP tournaments in Belgrade and Sofia.
Madrid made a formal approach for Mangan’s services and an agreement was reached with both Stockport and the coach, but his work permit was rejected, according to reports