An estimated 10 million people in Argentina and Uruguay were left without power on Sunday following a collapse of their shared grid.
In the afternoon, power was restored throughout Uruguay, but half of Argentina remained in the dark all day.
"There is no subway, nothing works," said Lucas Acosta, a 24-year-old resident of Buenos Aires, the Associated Press. He told me that his sons can not meet him.
The Argentine government reported that the blackout began at 7 am local time after a key system connecting the two nations' networks collapsed Unknown and not yet investigated. Unaffected countries on the border between Uruguay and Argentina.
The Argentine power grid is reportedly in poor condition for several years, and its facilities and cable networks are sporadic in operation Electricity tariffs in the country are largely frozen, making infrastructure investment difficult.