Europe won the Laver Cup for the fourth consecutive time as Andrey Rublev and Alexander Zverev beat Reilly Opelka and Denis Shapovalov in the doubles to complete a dominant 14-1 victory.
Team Europe went into Sunday needing one more victory after winning all four matches on Saturday against Team World.
It came as Germany's Olympic champion Zverev and Russia's Rublev beat Opelka and Shapovalov 6-2 6-7 (4-7) 10-3.
Europe also won the 2019 (Geneva), 2018 (Chicago) and 2017 (Prague) editions.
The Laver Cup sees six of the best European players take on six from the rest of the world over three days, with three singles and a doubles match per day.