California warns that millions of homes could be hit by rolling blackouts imposed on Monday to manage overwhelming energy demands caused by an extreme heat wave. manage overwhelming energy demands caused by an extreme heat wave baking the state for a fourth straight day.

 As many as two million Californians were plunged into darkness over the course of four hours late Friday in the first rolling blackouts to hit the state since the 2001 energy crisis.

Eyewitnesses refute rumors about occurrence of explosions and power outages inside and near Tehran province.