seventh signing of the season — and the second today with arsenal defender kieran gibbs also moving to the hawthorns. the most powerfulhas said there are concerns over players health, and that their needs to be "robust conversations" about their calendar. this comes as five top players — including three former champions — are out of this year's us open with injuries. i think that the leaders that we have today in the sport are very open to this conversation. they are concerned about the health of the players but also the success of tennis. i think that next week when we have the stakeholder meetings, i know that this is on the docket to be discussed, and i'm sure we will have some robust conversations. again, i think the itf will play a role, as will all seven governing bodies' stakeholders. well, an example maybe of what haggerty was talking about came this evening as nick kyrios injured his shoulder in his match against fellow australian john millman. it didn't seem to hamper him though, when he smashed his racket beyond repair after he lost the third set. the end was quick in coming, as a deflated kyrios lost the f