Cuba entered a third day without electricity after another outage Saturday evening set back efforts to restore power on the island, underscoring the challenges posed by decades-old, poorly maintained infrastructure.

Many Cubans waited in anguish Sunday as electricity on much of the island had yet to be restored days after an island-wide blackout. Their concerns were also raised as Hurricane Oscar made landfall in the southeastern Bahamas and was heading toward their country.

The majority of Cubans remain without power for the third day in a row after fresh attempts to restore electricity failed overnight