Top seeds Lukasz Kubot and Marcelo Melo have gotten off to a good start at the Nitto ATP Finals.
The Wimbledon champions outclassed No. 7 seeds Ivan Dodig and Marcel Granollers 7-6 (2) 6-4.
Kubot and Melo opened the first set tie-break with a 4-0 lead and never looked back to seal the opener.
Dodig and Granollers won three games in a row to make it 4-4 in the second set but then lost the two games in a row and the match eventually.
Kubot and Melo needed a win to clinch the year-end top spot.
Kubot and Melo won 84 percent of their first serve points and saved 3-of-4 of the break points they faced in just over an hour and a half of play.
No. 5 seeds Bob and Mike Bryan have started their Nitto ATP Finals campaign on a good tale as well.
The Bryan Brothers edged fourth-seeded Jamie Murray and Bruno Soares 7-5 6-7 (3) 10-8.
Murray and Soares had a 5-4 first set lead -- 40-15 on their serve -- when the Bryans went on to create a big turnaround and steal the opener.
The Bryan Brothers took an early 3-1 second set lead before Murray and Soares broke back to eventually force a tie-break.
Murray and Soares won five points in a row to take a 5-1 tie-break lead as they managed to force a decider
The Bryans regrouped in style -- opening the super tie-break with a 6-1 lead.
Murray and Soares saved three consecutive match points to reduce the deficit to 9-8 but that was all from them.
Murray and Soares beat the Bryans in Round Robin stage a year ago.
The Bryan Brothers converted 3-of-3 of their break point chances in an hour and 43 minutes of play.
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