Regeneron's antibody cocktail hit by safety concerns; Novo's Rybelsus emerging from pandemic slump

Regeneron suspended testing its antibody cocktail in patients on high-flow oxygen or ventilation after an independent data monitoring committee flagged safety concerns. Two other cohorts in the trial—which focuses on hospitalized patients—are continuing as planned, and a separate trial in outpatients will also continue. The CDC asked states to come up with vaccine distribution plans by Tuesday as WHO announced it's not convinced the front-runner shots actually work in the elderly. Plus, smartwatches and Fitbits could help spot COVID-19 cases and support public health efforts to slow the disease's spread, a new study found.