Five of the world's Top 10-ranked men play with Head.
"I felt sorry for him more than for me because everything can happen," Rafael Nadal said of world No. 2.
The Italian was paying attention to the World No.1 and came away impressed with several things about his game.
"He has established already himself at I feel like high level of the men's game," Novak Djokovic says of Jannik Sinner.
"I still stand by my father and whatever he's doing," Novak Djokovic said.
After undergoing elbow surgery last summer, new father Lucas Pouille is feeling fine.
The 20-year-old Canadian is excited working with Toni Nadal and eager to achieve a goal.
