Second study testing a COVID-19 antibody drug reports setback WJW FOX 8 News ClevelandRegeneron halts trial of COVID-19 antibody drug in sickest hospitalized patients | TheHill The HillTrial of Regeneron’s Covid-19 Antibody Drug Is Halted in Sickest Hospital Patients The Wall Street JournalRegeneron to stop enrolling very sick COVID-19 patients in antibody trials NasdaqCoronavirus: About 20% of grocery store workers in Boston had COVID-19, and most were asymptomatic, study found KTRK-TVView Full Coverage on Google News