World creating 'toxic' recipe for new variants: WHO warns
WHO warns of 'toxic mix' of low vaccine coverage
Fed's Powell warns Omicron poses risks to US economy
Afghanistan 'at brink of economic collapse', warns Pakistan's FM
Myanmar heading towards Syria-style 'full-blown conflict', warns UN chief
WHO warns pandemic at 'critical point'
Iran warns Israel not to cross Gulf 'red lines'
WHO warns of 'alarming' transmission rates