In Auckland, New Zealand, a charity that helps homeless people accidentally gave out candies laced with a dangerous drug called methamphetamine. The candies, which were donated by someone in the community, turned out to be filled with methamphetamine, and this drug could be deadly.

The Auckland City Mission quickly realized the problem and began contacting up to 400 people to find and remove any potentially harmful candies from their food parcels. Three people who ate the candies had to ...