Cuba begins to restore power after third nationwide collapse of the entire energy grid this month alone

Cuba began restoring its energy system on Sunday, a day after a nationwide collapse of the entire grid left millions of people in the dark for the third time this month.

Some 72,000 customers in the capital, among them five hospitals, had electricity again early Sunday, according to a report from the state-run Electric Union and the Ministry of Energy and Mines, but it’s only a fraction of Havana’s total population of approximately 2 million.

In Havana and provinces such as western Matanzas and eastern Holguin...