Maddie de Garay was a healthy, happy, straight-A student from Ohio who enjoyed hanging out with friends before she received her second dose of the Pfizer COVID-19 vaccine at the age of 12. The now 13-year-old was one of the 2,260 voluntary participants in the Pfizer COVID-19 vaccine trial for adolescents aged 12 to 15 that began in July last year. Maddie’s mother, Stephanie de Garay said her daughter asked to participate in the trial as a way to help end the pandemic. “My husband works in the medical field and I have a degree in electrical engineering,” said de Garay, who spoke on behalf of her daughter at a press conference hosted by Sen. Ron Johnson (R-Wisc.) on June 28. “We are pro-vaccine and pro-science, which is why we agreed to let Maddie and her two older brothers volunteer for the trial.” Johnson held a news conference to allow …