When Stephanie and Patrick de Garay enrolled their 12-year-old child Maddie and her two brothers in Pfizer’s Covid-19 clinical trial, they believed they were doing the right thing. That decision has turned into a nightmare. Maddie, a previously healthy, energetic, full of life child, was within 24 hours of her second dose reduced to crippling, scream-inducing pain that landed her in the emergency room where she described feeling like someone was “ripping [her] heart out though [her] neck.” Over the next several months the nightmare continued, during which Maddie was hospitalized several times and suffered numerous systemic injuries, requires a...