denpasar indonesia bali governor make mangku pastika say closure gusti ngurah rai international airport could last long 24 hours amid eruption mount agung know long close pastika tell reporters refer bali airport sure close 24 hours tomorrow rule possibility closure could extend say least 5,000 foreign 15,000-20,000 domestic tourists pass airport day accord pastika ngurah rai bali main international gateway hub tourists travel indonesian islands east bali airport may stay close long 24 hours amid agung eruption governor