GENEVA, SWITZERLAND - SEPTEMBER 19: (Back Row L-R) Stefanos Tsitsipas, Thomas Enqvist, Vice Captain of Team Europe, Bjorn Borg, Captain of Team Europe, Rafael Nadal, Alexander Zverev, (Front Row L-R) Roberto Bautista Agut, Roger Federer, Fabio Fognini and Dominic Thiem of Team Europe pose for a photo before attending a press conference ahead of the Laver Cup 2019 at Palexpo on September 19, 2019 in Geneva, Switzerland. The Laver Cup will see six players from the rest of the World competing against their counterparts from Europe. Team World is captained by John McEnroe and Team Europe is captained by Bjorn Borg. The tournament runs from September 20-22. (Photo by Clive Brunskill/Getty Images for Laver Cup)