Team Serbia are the first ever ATP Cup champions! Lajovic suffered a 5-7, 1-6 defeat by Agut, then Novak beat Nadal 6-2, 7-6 (4) to even the tie. The world no.2 backed up his big singles win, teaming with Viktor Troicki in a deciding doubles match to beat Pablo Carreno Busta/Feliciano Lopez of Spain 6-3, 6-4.
The Serbian won his 34th ATP Masters 1000 title and 77th career trophy on Sunday, beating Canadian Denis Shapovalov 6-3, 6-4 at the Rolex Paris Masters.
Novak captured his fourth title of a season on Sunday, and 76th overall, outclassing Australian qualifier John Millman in straight sets 6-3, 6-2 to win the Japan Open tennis tournament.
Novak claimed his 16th Major and fifth Championships crown with a thrilling four hours, 57-minute victory on Centre Court, adding to his 2011, 2014, 2015 and 2018 triumphs at the All England Lawn Tennis Club. It is Nole's third trophy in 2019 and 75th career title.
The world no.1 won a record-equalling 33rd ATP Masters 1000 title in Madrid on Sunday when he beat young gun Stefanos Tsitsipas 6-3, 6-4 in the final. It is Novak's second title of the year and 74th career trophy
The world no.1 wrote a new chapter in the history books when he outplayed second seed Rafael Nadal 6-3, 6-2, 6-3 to claim 15th Grand Slam trophy and a record seventh Australian Open title
Alexander Zverev earned his biggest career title to date by winning ATP Finals in London 6-4, 6-3 over five-time former champion Novak. The world no.1 earned 1000 ATP points this week and will finish the 2018 season atop of the rankings with 9,045 points, 1,565 more that Nadal
Novak will regain no.1 ranking on Monday. The Serbian star will next travel to London to compete at the season finale, the Nitto ATP Finals, taking place at The O2 Arena (November 11 – 18)
The Serbian star was at his best at the Qi Zhong stadium, outplaying the first-time ATP World Tour Masters 1000 finalist Borna Coric 6-3, 6-4 to seize his 32nd ATP World Tour Masters 1000 title, which moves him within one of Rafael Nadal for the most at the elite level
Team Europe fought back to defeat Team World 13-8 and retain the Laver Cup. Twelve months on from their success at the inaugural Laver Cup in Prague, Zverev and Federer were able to celebrate getting their hands on the trophy for a second time, while Nole, Dimitrov, Goffin and Edmund were champions on debut. The beautiful lakeside city of Geneva will host the next Laver Cup from September 20-22, 2019