TAMARA PRENN IN NEW YORK: Long the envy of the Grand Slams for the late-night energy and glamour that only New York can provide, this year's event has been subject to complaints.

TAMARA PRENN IN NEW YORK: Naomi Osaka was in the thick of the second set against Russian star Anastasia Zakharova, serving at 40-40 in the fourth game.

The US Open has entered its influencer era, but not everyone is liking the content. Here's what's happening