Twitter reacts as Andy Murray is crowned ATP Finals Champion

Congrats @andy_murray for your year-end No. 1 ranking. Amazing run.
— Juan M. del Potro (@delpotrojuan) November 20, 2016

Epic start to the year by @DjokerNole.
Epic end to the year by @andy_murray, ending #1 🏆 Congrats guys 👏
— Roger Federer (@rogerfederer) November 20, 2016

What a match, what a year, what a legend. Congratulations @andy_murray - world number 1 #ATPFinals
— Nicola Sturgeon (@NicolaSturgeon) November 20, 2016

Incredible achievement from @andy_murray!!! #ATPFinals #numberone
— Anne Keothavong (@annekeothavong) November 20, 2016

What a finish of the year for @andy_murray congrats! Champ
— victoria azarenka (@vika7) November 20, 2016

The physicality and mental tenacity of @andy_murray is incredible. Congrats on an amazing year.
— Paula Radcliffe (@paulajradcliffe) November 20, 2016

What a champion.. Bravo Sir @andy_murray 👏👏👏 The new Number 1️⃣ of the world !!!
— Lucas Pouille (@la_pouille) November 20, 2016

A great match to end the @ATPWorldTour year between two champions. Congratulations @andy_murray year-end No.1! 👏
— Petra Kvitova (@Petra_Kvitova) November 20, 2016

Well done @andy_murray for reaching #1 year end ranking 👏🏼
— Tomáš Berdych (@tomasberdych) November 20, 2016

"Andy's definitely number one of the world. He's the best player. He deserved to win." -Novak Djokovic, gracious in defeat as ever.
— Ben Rothenberg (@BenRothenberg) November 20, 2016

I'd almost forgotten what it's like when the person you really, really want to win, wins!

👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻 @andy_murray
— J.K. Rowling (@jk_rowling) November 20, 2016