No. 2 seed Milos Raonic and reigning champion Tomas Berdych were a pair of opening-round winners Tuesday at the $1.825 million ABN AMRO World Tennis Tournament.
The Canadian slugger Raonic swatted 19 aces and overcame Russian qualifier Andrey Kuznetsov 6-7 (5-7), 6-1, 7-5, while the third-seeded Berdych resumed his winning ways here with a 6-1, 7-5 handling of German lucky loser Tobias Kamke at Ahoy Rotterdam.