Williamson six gives Kiwis one wicket victory

New Zealand's Trent Boult (C) celebrates dismissing Australia's Mitchell Stark with Kane Williamson (L) in their Cricket World Cup match in Auckland February 28, 2015. REUTERS/Nigel Marple

AUCKLAND (Reuters) - Kane Williamson coolly struck a straight six to give New Zealand a one wicket victory over Australia in a dramatic battle between the cricket World Cup hosts at Eden Park on Saturday.

Williamson lofted Pat Cummins over the boundary with last man Trent Boult at the wicket to finish on 45 not out in New Zealand's 152 for nine off 23.1 overs.