Australia's largest state records two new local COVID-19 cases

MELBOURNE, June 19 (Reuters) - Australia's largest state New South Wales (NSW) recorded two locally acquired coronavirus cases on Saturday, as concerns grow over the further spread of infections amid an increase in exposure sites. The point of transmission of the new infections hasn't been determined, but authorities believed they are linked to the first case of the Sydney cluster of the highly-infectious coronavirus Delta variant, which now stands at six cases.

"This Delta virus...