Ahead of a nationwide rollout of the Covid-19 vaccine to kaumātua, health providers say they're up against a tidal wave of misinformation and a deep-rooted distrust of the health system. But Māori are now mobilising to keep their own safe. John Rarere with wife Michelle and mokopuna. Photo: Supplied John Rarere's phone won't stop pinging. Over the last three months, it's been flooded with messages from relatives urging him and others to be wary of Covid-19 vaccines. "They believe the government is trying to scam everybody," he says. "Some of them think the vaccine will change their DNA or that it contains nanotechnology which will eventually give the government the ability to control them."