Results at the WTA Bad Homburg grass court tournament on Wednesday (x denotes seeded player): 2nd rd Petra Kvitova (CZE x1) bt Ann Li (USA) 6-2, 6-7 (4/7), 6-1 Nadia Podoroska (ARG x5) bt Patricia Maria Tig (ROM) 7-6 (7/4), 2-6, 6-4 Angelique Kerber (GER x4) bt Anna Blinkova (RUS) 6-0, 6-2 Sara Sorribes Tormo (ESP x7) bt Misaki Doi (JPN) 6-4, 6-4 Victoria Azarenka (BLR x2) bt Alize Cornet (FRA) 6-4, 3-6, 7-6 (9/7) afp