With surges accelerating in the United States and Europe, the global COVID-19 case total today passed 45 million with a record single-day high as the World Health Organization (WHO) reports 505,756 new cases so far.Also, Belgium—one of the European countries reporting a surge of infections—today became that region's latest to announce another national lockdown.Panel experts tweak WHO guidanceAt a WHO media briefing today, Director-General Tedros Adhanom Ghebreyesus, PhD, said the agency's COVID-19 emergency committee wrapped up its fifth review of COVID-19 developments and unanimously agreed that the situation still warrants a public health emergency of international concern (PHEIC) under the International Health Regulations (IHR).As part