Results from ATP Tour Delray Beach Open on Tuesday (x denotes seed) 1st rd Cedrik-Marcel Stebe (GER) bt Bernard Tomic (AUS) 6-2, 3-6, 6-2 Miomir Kecmanovic (SRB) bt Jordan Thompson (AUS) 6-2, 0-0, retired Cameron Norrie (GBR) bt Taylor Fritz (USA x3) 6-4, 6-7 (4/7), 6-4 Steve Johnson (USA) bt Henri Laaksonen (SUI) 7-6 (7/5), 6-4 Milos Raonic (CAN x2) bt Denis Istomin (UZB) 6-2, 6-2 Noah Rubin (USA) bt Jason Jung (TPE) 6-3, 4-3, retired Ugo Humbert (FRA x6) bt Stefan Kozlov (USA) 6-7 (5/7), 6-3, 6-1 Reilly Opelka (USA x4) bt Ernests Gulbis (LAT) 6-7 (5/7), 6-4, 7-6 (7/4) Tommy Paul (USA) bt Daniel Galan (COL) 6-2, 6-4 Jack Sock (USA) bt Radu Albot (MDA x8) 3-6, 6-3, 7-6 (7/2) afp