Djokovic’s body acts up at French Open; faces Tsitsipas next round

Novak Djokovic massages his left upper arm in the quarterfinal match of the French Open tennis tournament against Pablo Carreno Busta at the Roland Garros stadium in Paris, France, Wednesday, Oct. 7, 2020. (AP Photo/Christophe Ena)

PARIS — The first obvious sign of trouble for Novak Djokovic came when he stepped out into Court Philippe Chatrier with a rather large square of beige athletic tape on the back of his neck.