![WATCH: Roger Federer Makes Slight Change in His Service Motion To Put Less Strain on His Back - EssentiallySports WATCH: Roger Federer Makes Slight Change in His Service Motion To Put Less Strain on His Back - EssentiallySports](https://image-cdn.essentiallysports.com/wp-content/uploads/20201026152923/GettyImages-1196987026-1110x1065.jpg)
WATCH: Roger Federer Makes Slight Change in His Service Motion To Put Less Strain on His Back - EssentiallySports
![Roger Federer Live en Twitter: "97 consecutive service games held by @rogerfederer in Cincinnati, a streak that has lasted 4 years since 2014. Can he make it 100 on Sunday? #CincyTennis https://t.co/mAAI6muYGN" / Roger Federer Live en Twitter: "97 consecutive service games held by @rogerfederer in Cincinnati, a streak that has lasted 4 years since 2014. Can he make it 100 on Sunday? #CincyTennis https://t.co/mAAI6muYGN" /](https://pbs.twimg.com/media/Dk7DHzPVAAETlbj.jpg)
Roger Federer Live en Twitter: "97 consecutive service games held by @rogerfederer in Cincinnati, a streak that has lasted 4 years since 2014. Can he make it 100 on Sunday? #CincyTennis https://t.co/mAAI6muYGN" /
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