Air conditioning units could spread COVID-19, research suggests

Read MoreWhen the pandemic began, some hoped that the coronavirus would weaken in the summer heat. But cases have skyrocketed in the hottest parts of the country. Mounting evidence suggests that air conditioning may be partly to blame. Adrianna Diaz takes a look.When the pandemic began, some hoped that the coronavirus would weaken in the summer heat. But cases have skyrocketed in the hottest parts of the country. Mounting evidence suggests that air conditioning may be partly to blame. Adrianna Diaz takes a look.