Ferocious wildfires were burning at emergency-level intensity across Australia's most populous state and into Sydney's suburbs on Tuesday as authorities warned most people in their paths that there was no longer time to flee. New South Wales state is under a weeklong state of emergency, a declaration that gives the Rural Fire Service sweeping powers to control resources and direct other government agencies in its efforts to battle fires. The worst fires on Tuesday emerged in the state's northeast, where three people have died and more than 150 homes have been destroyed since Friday. RTHK’s Annemarie Evans asked our Australia correspondent Gerry Gannon how bad things are: