UPDATE 7-Tennis-U.S. Open men's singles round 1 results

Aug 30 (Gracenote) - Results from the U.S. Open Men's Singles Round 1 matches on Tuesday Nicolas Mahut (France) beat 25-Philipp Kohlschreiber (Germany) 6-3 7-5 1-0 (Kohlschreiber retired) 11-David Ferrer (Spain) beat Alexandr Dolgopolov (Ukraine) 6-5 (Dolgopolov retired) 27-Alexander Zverev (Germany) beat Daniel Brands (Germany) 3-6 6-1 6-4 7-6(4) Daniel Evans (Britain) beat Rajeev Ram (U.S.) 6-2 4-6 7-5 6-1 Karen Khachanov (Russia) beat Thomas Fabbiano (Italy) 6-3 6-3 4-6 6-3 22-Grigor Dimitrov (Bulgaria) beat Inigo Cervantes (Spain) 6-2 6-4 7-6(7) 6-Kei Nishikori (Japan) beat Benjamin Becker (Germany) 6-1 6-1 3-6 6-3 Pablo Carreno (Spain) beat Ilya Ivashka (Belarus) 6-0 7-5 6-2 Jeremy Chardy (France) beat Michael Mmoh (U.S.) 6-4 6-4 6-1