Jannik Sinner says locker room reception was frosty after anti-doping controversy

Jannik Sinner, of Italy, reacts after scoring a point against Mackenzie McDonald, of the United States, during the first round of the U.S. Open tennis championships. Picture: AP Photo/Kirsty Wigglesworth

World number one Jannik Sinner admits he has endured a frosty reception from fellow players at the US Open following his failed anti-doping tests controversy.

The Italian was playing his first match since he escaped a ban despite two failed tests earlier this year.