Tennis-Miami men's singles round 4 results

March 28 (Gracenote) - Results from the Miami Men's Singles Round 4 matches on Tuesday 5-Rafa Nadal (Spain) beat Nicolas Mahut (France) 6-4 7-6(4) 10-Tomas Berdych (Czech Republic) beat Adrian Mannarino (France) 6-3 7-5 13-Jack Sock (U.S.) beat Jared Donaldson (U.S.) 6-2 6-1 2-Kei Nishikori (Japan) beat Federico Delbonis (Argentina) 6-3 4-6 6-3 Fabio Fognini (Italy) beat Donald Young (U.S.) 6-0 6-4 4-Roger Federer (Switzerland) beat 14-Roberto Bautista (Spain) 7-6(5) 7-6(4) 16-Alexander Zverev (Germany) beat 1-Stan Wawrinka (Switzerland) 4-6 6-2 6-1