US supreme court strikes down Obama's EPA limits on air pollution

Justices strike down new rules for coal-fired power plants in major setback for Obama administration and Environmental Protection Agency The US supreme court struck down new rules for America's biggest air polluters on Monday, dealing a blow to the Obama administration's efforts to set limits on the amount of mercury, arsenic and other toxins coal-fired power plants can spew into the air, lakes and rivers. The 5-4 decision was a major setback to the Environmental Protection Agency (EPA), and cou...