Yahoo Sports reports: Australia won the first heavyweight clash of the Women's Twenty20 World Cup after routing South Africa for 107 in Manchester on Saturday. Going for a seventh title in the 10th World Cup, Australia battled to put up 172-8 then won by 65 runs at Old Trafford. Earlier in a blustery, overcast Manchester, Scotland earned its first World Cup win at Ireland's expense by a comfortable 40 runs.