A New Zealand citizen poisoned after drinking contaminated alcohol in a popular tourist town in Laos has returned home, authorities said on Monday, as Laos pledged to prosecute those responsible for the incident which has killed six tourists.

The Laotian government on Saturday officially acknowledged the mass poisoning that has killed at least six tourists, pledging it would bring perpetrators to justice

The Lao government is "profoundly saddened" by the deaths of foreign tourists from drinking alcohol contaminated with methanol and pledged to prosecute those responsible.

A little town known as a backpacker paradise in northern Laos has come under spotlight for a mass poisoning case that has killed at least six tourists and potentially injured scores of others

A second Australian teenager who fell critically ill after drinking tainted alcohol in Laos has died, according to a family statement sent to Australian media.

The U.S., Australia and U.K. have issued warnings for travelers in Vang Vieng after several tourists died in a suspected methanol poisoning outbreak.

An American man was among at least six tourists who were killed in a mass alcohol poisoning case in a popular tourist town in Laos.

Six tourists, including Australians and a British woman, died in Laos, likely from methanol poisoning. The U.S. State Department warns travelers about this risk. The Laos government is investigating the incident and expressed condolences to the victims' families.