WHO halts malaria drug in COVID-19 trials

The World Health Organization is discontinuing its trials of malaria drug hydroxychloroquine - and a combination HIV drug - in hospitalized patients with COVID-19 after they failed to reduce mortality.Saturday's setback came as the WHO reported more than 200,000 new cases globally of the disease for the first time in a single day.But the WHO on Saturday said the decision does not affect other studies where those drugs are used for non-hospitalized patients or as a prophylaxis.Last month the U.S.