Passing cars light up the streets in the Cuban capital after a widespread power failure plunged areas of the country into darkness.<br/> <br />Electricity went out over hundreds of miles - from the southeast, to Havana and the westernmost province of Pinar del Rio.<br/> <br />In Havana, off-duty police officers were called in to direct traffic as traffic lights went out.<br/> <br />SOUNDBITE: AFFECTED RESIDENT, LAURA FERNANDEZ, SAYING (Spanish):<br/> <br />"What was I doing? I was queuing to buy ice cream. The lights went off and electricity was lost."<br/> <br />The cause of the blackout was not officially disclosed.<br/> <br />But there were unconfirmed reports that it was caused by the failure of a generating plant on Cuba's southern coast.
