AstraZeneca's vaccine will initially be applied to health workers and other sectors exposed to contagion, such as police, firefighters and first responders.
Lasso, 65, will inherit a pandemic-battered and debt-laden economy and a political system riven by gridlock when he takes over from the unpopular Lenin Moreno.
The coronavirus pandemic initially brought the global economy to a halt but business adjusted, with the more nimble taking advantage of the move online while others struggle to find a way forward.
From Singapore to Buenos Aires, cities around the world turned off their lights Saturday to mark Earth Hour, with this year's event highlighting the...