Faced with withering criticism from US, global health assembly approves nonbinding EU-proposed resolution to set up 'impartial, comprehensive evaluation' of UN body

Academics, health officials say US president's criticism of UN agency rooted in misunderstanding of its role and meant to deflect blame for COVID-19 impact in America

In letter, US president accuses head of UN's global health group of 'repeated missteps' in dealing with coronavirus that were 'costly to the world,' demands improvements

Evaluation sought by a coalition of African, European and other nations, would review WHO's coordination of global response to COVID-19, but not origins of the new coronavirus

Health experts predict second, possibly more devastating, wave of coronavirus infections as some countries begin to see resurgence