UPDATE 12-Tennis-Australian Open men's singles round 2 results

Jan 18 ( Gracenote) - Results from the Australian Open Men's Singles Round 2 matches on Wednesday Andreas Seppi ( Italy) beat 14-Nick Kyrgios ( Australia) 1-6 6-7(1) 6-4 6-2 10-8 23-Jack Sock (U.S.) beat Karen Khachanov ( Russia) 6-3 6-4 6-4 29-Viktor Troicki ( Serbia) beat Paolo Lorenzi (Italy) 6-3 1-6 7-6(3) 3-6 6-3 Steve Darcis ( Belgium) beat Diego Schwartzman ( Argentina) 6-3 6-3 2-6 6-4 31-Sam Querrey (U.S.) beat Alex De Minaur (Australia) 7-6(5) 6-0 6-1 Mischa Zverev ( Germany) beat 19-John Isner (U.S.) 6-7(4) 6-7(4) 6-4 7-6(7) 9-7 17-Roger Federer ( Switzerland) beat Noah Rubin (U.S.) 7-5 6-3 7-6(3) 4-Stanislas Wawrinka (Switzerland) beat Steve Johnson (U.S.) 6-3 6-4 6-4 10-Tomas Berdych ( Czech Republic) beat Ryan Harrison (U.S.) 6-3 7-6(6) 6-2 Lukas Lacko ( Slovakia) beat Dudi Sela ( Israel) 2-6 6-3 6-2 6-4 12-Jo-Wilfried Tsonga ( France) beat Dusan Lajovic (Serbia) 6-2 6-2 6-3 5-Kei Nishikori ( Japan) beat Jeremy Chardy (France) 6-3 6-4 6-3 Malek Jaziri ( Tunisia) beat Alexander Bublik ( Kazakhstan) 6-2 6-3 7-5