As the pandemic total closes in on 38 million cases, researchers in the United States detailed North America's first known reinfection case as media reports from the Netherlands noted the first known instance of a fatal reinfection.In other developments, Johnson & Johnson announced a paused in its COVID-19 vaccine study to probe an unexplained event in one of the participants, and Eli Lilly said it paused a monoclonal antibody trial to evaluate safety issues.More reinfection reports, including a fatal caseThe reinfection case in the United States is the first peer-reviewed report an repeat illness in an American, a 25-year-old Nevada man whose second COVID-19 infection was first reported in the media in late August.Writing in The Lancet