By 11 p.m. ET, Oscar's maximum sustained winds decreased from 75 mph to 70 mph. Cuba's electrical grid collapsed on Sunday for the fourth time in 48 hours, marking a major setback in the government's efforts to quickly restore power to exhausted residents already suffering from severe shortages of food,

Millions remain without power in Cuba for a third consecutive day as slow progress is made in restoring electricity following multiple major grid failures.Power is expected to be restored to everyone on the island by Tuesday,