Health Official in Papua New Guinea Explains How Facebook Spreads Misinformation Alerts Papua New Guinea’s Prime Minister James Marape (R) preparing to receive a dose of the AstraZeneca Covid-19 vaccine in Port Moresby on March 30, 2021. Photo: Gorethy Kenneth/AFP (Getty Images) Papua New Guinea’s health minister, Jelta Wong, spoke with an Australian think tank over videochat on Thursday about challenges PNG faces in combatting the covid-19 pandemic. PNG is seeing a resurgence of the disease along with a growing wave of misinformation being spread online about vaccines, and the talk is an interesting look at how Facebook has harmed public health in a relatively small country of just 9 million people.