Martin Guptill’s blistering century helped New Zealand thrash South Africa by seven wickets to level the one-day international series in Hamilton on Wednesday. South Africa posted 279/8 on the board and New Zealand chased the target with seven wickets to spare to level the five-match series 2-2, setting up a decider in Auckland on Saturday. Martin Guptill who scored 180 runs off 138 balls, including 15 fours and 11 sixes, was awarded the MoM.