![Some people wonder why USA tennis has fallen behind Europe. Here's a major reason, decompressed balls. European juniors have been using them for 15 years. Check this point out. : r/tennis Some people wonder why USA tennis has fallen behind Europe. Here's a major reason, decompressed balls. European juniors have been using them for 15 years. Check this point out. : r/tennis](https://external-preview.redd.it/6ZPka08jR9Rm5D9d-MUx05cfAxzxXkSWdhra8_qlT3E.jpg?auto=webp&s=30c792650984e873ad609ef319a245651fa93b73)
Some people wonder why USA tennis has fallen behind Europe. Here's a major reason, decompressed balls. European juniors have been using them for 15 years. Check this point out. : r/tennis
![Kournikova v Seles - Triology. Anna Kournikova v Monica Seles in the Triology, Europe v USA, in Dublin Stock Photo - Alamy Kournikova v Seles - Triology. Anna Kournikova v Monica Seles in the Triology, Europe v USA, in Dublin Stock Photo - Alamy](https://c8.alamy.com/comp/G77TBD/kournikova-v-seles-triology-anna-kournikova-v-monica-seles-in-the-G77TBD.jpg)
Kournikova v Seles - Triology. Anna Kournikova v Monica Seles in the Triology, Europe v USA, in Dublin Stock Photo - Alamy
![Boston, Massachusetts, USA. 25th Sep, 2021. The Saturday competition, day 2, of the Laver Cup in Boston. John Isner and Nick Kyrigios of Team World vs. Andrey Rublev and Stefanos Tsitsipas of Boston, Massachusetts, USA. 25th Sep, 2021. The Saturday competition, day 2, of the Laver Cup in Boston. John Isner and Nick Kyrigios of Team World vs. Andrey Rublev and Stefanos Tsitsipas of](https://c8.alamy.com/comp/2GNNF2P/boston-massachusetts-usa-25th-sep-2021-the-saturday-competition-day-2-of-the-laver-cup-in-boston-john-isner-and-nick-kyrigios-of-team-world-vs-andrey-rublev-and-stefanos-tsitsipas-of-team-europe-credit-image-kenneth-martinzuma-press-wire-2GNNF2P.jpg)
Boston, Massachusetts, USA. 25th Sep, 2021. The Saturday competition, day 2, of the Laver Cup in Boston. John Isner and Nick Kyrigios of Team World vs. Andrey Rublev and Stefanos Tsitsipas of
![Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition, day 3, of the Laver Cup in Boston and victory ceremony of Team Europe. In doubles match Reilly Opelka with Denis Shapovalov vs. Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition, day 3, of the Laver Cup in Boston and victory ceremony of Team Europe. In doubles match Reilly Opelka with Denis Shapovalov vs.](https://c8.alamy.com/comp/2GNNF4A/boston-massachusetts-usa-26th-sep-2021-the-sunday-competition-day-3-of-the-laver-cup-in-boston-and-victory-ceremony-of-team-europe-in-doubles-match-reilly-opelka-with-denis-shapovalov-vs-alexander-zverev-and-andrey-rublev-credit-image-kenneth-martinzuma-press-wire-2GNNF4A.jpg)
Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition, day 3, of the Laver Cup in Boston and victory ceremony of Team Europe. In doubles match Reilly Opelka with Denis Shapovalov vs.
![Models Sophie Dahl (L) and Tyra Banks pose for photographers outside a Dublin Hotel, December 4, 2002. [Dahl and Banks are due to appear with Russian tennis player Anna Kournikova and model Models Sophie Dahl (L) and Tyra Banks pose for photographers outside a Dublin Hotel, December 4, 2002. [Dahl and Banks are due to appear with Russian tennis player Anna Kournikova and model](https://c8.alamy.com/comp/2D4K29G/models-sophie-dahl-l-and-tyra-banks-pose-for-photographers-outside-a-dublin-hotel-december-4-2002-dahl-and-banks-are-due-to-appear-with-russian-tennis-player-anna-kournikova-and-model-jodie-kidd-in-a-fashion-show-at-the-royal-dublin-stadium-on-wednesday-before-the-start-of-the-inaugural-collins-cup-a-europe-versus-usa-tennis-event-which-is-due-to-begin-on-december-5-2D4K29G.jpg)
Models Sophie Dahl (L) and Tyra Banks pose for photographers outside a Dublin Hotel, December 4, 2002. [Dahl and Banks are due to appear with Russian tennis player Anna Kournikova and model
![Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition of the Laver Cup in Boston and victory ceremony. Rublev and Zverev have won the doubles match for Team Europe vs. Team World's Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition of the Laver Cup in Boston and victory ceremony. Rublev and Zverev have won the doubles match for Team Europe vs. Team World's](https://c8.alamy.com/comp/2GNNFB0/boston-massachusetts-usa-26th-sep-2021-the-sunday-competition-of-the-laver-cup-in-boston-and-victory-ceremony-rublev-and-zverev-have-won-the-doubles-match-for-team-europe-vs-team-worlds-opelka-and-shapovalov-credit-image-kenneth-martinzuma-press-wire-2GNNFB0.jpg)
Boston, Massachusetts, USA. 26th Sep, 2021. The Sunday competition of the Laver Cup in Boston and victory ceremony. Rublev and Zverev have won the doubles match for Team Europe vs. Team World's
![Ryan Goetz (USA) in action during the match v Karlo Kajin - UTR Pro Tennis Tour Europe group A round 1 - Sport Centre Visnjik in Zadar, Croatia Stock Photo - Alamy Ryan Goetz (USA) in action during the match v Karlo Kajin - UTR Pro Tennis Tour Europe group A round 1 - Sport Centre Visnjik in Zadar, Croatia Stock Photo - Alamy](https://c8.alamy.com/comp/2G63X73/ryan-goetz-usa-in-action-during-the-match-v-karlo-kajin-utr-pro-tennis-tour-europe-group-a-round-1-sport-centre-visnjik-in-zadar-croatia-2G63X73.jpg)