Guardian: America's nuclear reactor fleet moved deeper into middle-aged crisis on Friday when operators decide to shut down two reactors at the troubled San Onofre power plant in California.
They were the third and fourth reactors to be permanently retired this year, underlining the harsh economics facing America's ageing fleet of nuclear reactors, forced to pay for expensive upkeep at a time of increased competition from cheap natural gas and renewable energy.
The two reactors at the San Onofre Nuclear...