Fears are increasing that swine flu is turning into a global pandemic as governments across the world confirm more cases of the deadly bug.New Zealand says three people have now tested positive and Israel has confirmed its second case. So far, the virus has claimed more than a 150 lives. No one has died outside Mexico, but the number of cases is on the rise with Europe confirming at least 4 cases — two in Scotland and two in Spain. With the increased risk of a pandemic a number of British tour operators have cancelled flights to Mexico. The WHO has not yet recommended travel restrictions or border closures, but the US and EU are advising people to avoid all non-essential travel.