By Byron Kaye and Renju Jose SYDNEY (Reuters) - Strong winds threatening to fan a bushfire prompted Australia on Wednesday to urge thousands of people to leave their homes in the provincial capital of Perth, complicating a lockdown after the state detected its first coronavirus infection in 10 months. The fire in Western Australia has destroyed a swathe of more than 9,000 hectares (22,240 acres) and 71 homes, the authorities say, in a reminder of blazes that destroyed millions of hectares of habitat in the country s east a year ago. As firefighters battled a blaze in steep, inhospitable terrain, authorities told residents of Bullsbrook, a suburb of 6,600 in Australia s fourth largest city, to ignore a stay-home order and leave immediately as hot, dry weather picked up. We know how quickly things can go bad, state premier Mark McGowan told a news conference, adding that one of his personal acquaintances had lost their home. They are expecting extremely strong winds. That is why we are s