VIENTIANE, Laos — An Australian teenager has died after drinking tainted alcohol in Vang Vieng, Laos, in what Australia’s prime minister on Thursday called every parent’s nightmare, and the U.S. State Department confirmed an American also died in the same party town, bringing the death toll to four. [time-brightcove not-tgx=”true”] Australian Prime Minister Anthony Albanese told Parliament that 19-year-old Bianca Jones had died after being evacuated from Laos for treatment in a Thai hospital.