Protests against social distancing and stay-at-home guidelines in states across the country have become fertile ground for anti-vaccine activists, foreshadowing future showdowns over government-led efforts to help bring an end to the coronavirus pandemic.Del Bigtree, a notorious anti-vaccination activist before the emergence of COVID-19, attended a reopening rally in Austin last weekend to find out why the protesters were showing up. Bigtree told The Daily Beast that he saw a lot of overlap between anti-vaccine activists who distrust vaccines and the rally-goers, who were complaining that the public health policies put in place by state governments are unconstitutional and draconian relative to the health crisis at hand.“I think the science is falling apart,” Bigtree said, citing models he called “a disaster.” On April 17, Bigtree featured Wendy Darling, founder of anti-stay-at-home-order group “Michigan United for Liberty” and an attendee of one of the Michigan protests, on his on...