Thanasi Kokkinakis Pictures
PRAGUE, CZECH REPUBLIC - SEPTEMBER 24: Peter Mcenroe, Denis Shapovalov, Thanasi Kokkinakis, Frances Tiafoe and Nick Kyrgios of Team World applaud as John Isner and Jack Sock of Team World play there mens doubles match between Tomas Berdych and Marin Cilic of Team Europe on the final day of the Laver cup on September 24, 2017 in Prague, Czech Republic. The Laver Cup consists of six European players competing against their counterparts from the rest of the World. Europe will be captained by Bjorn Borg and John McEnroe will captain the Rest of the World team. The event runs from 22-24 September. (Photo by Clive Brunskill/Getty Images for Laver Cup)