Boris Johnson draws criticism over return to work guidance
Labour and union leaders urge government to provide more protection for blue-collar workers
BlackRock’s largest shareholder sells 22% stake
PNC puts $17bn shareholding on market to raise cash for deals and to weather coronavirus
White House officials ordered to wear face masks
Directive comes after several Trump aides diagnosed with coronavirus
Aides to Venezuela’s Guaidó quit over plan to topple Maduro
Failed operation has been an embarrassment for the struggling opposition leader