Jannik Sinner returns to Rotterdam! | He is the youngest ATP title winner in twelve years. In February Jannik Sinner returns to the ABN AMRO World Tennis Tournament! www.abnamrowtt.nl | By ABN
50 jaar ABN Amro tennistoernooi: Sluiter wil geen Ajaxshirt en Federer raakt niet uitgepraat met Van Basten
![ABN AMRO World Tennis Tournament - Interactive mobile quiz during the ATP Tennis tournament - LiveWall ABN AMRO World Tennis Tournament - Interactive mobile quiz during the ATP Tennis tournament - LiveWall](https://scale.lwcdn.nl/file/?site=cases&file=1491816619_1544883386000.jpg)