evidence: Ms DeVos, a top donor to Mr Trump's 2016 campaign and herself a billionaire, has been a strong advocate to re-open schools, claiming on CNN that the Centre for Disease Control's health guidelines were "flexible" despite the nation's COVID-19 cases seemingly spiralling out of control. [...] Appearing on several Twitter profiles and spreading to other social media sites was the claim Ms DeVos said "only 0.02 percent of children are likely to die" when schools re-opening. [...] Taking that as a rough estimate, 0.02 percent would constitute 11,320 dead children - with Twitter posters claiming the figure would be closer to 15,000, using unknown student numbers.