WASHINGTON—Aetna Inc.’s decision to scale back participation in the Affordable Care Act’s exchanges is putting new pressure on Hillary Clinton over health care, a onetime signature issue that has taken a back seat in her presidential campaign. The pressure is coming from the right but also the left. Liberals say the Aetna decision shows the need for a government-run option to compete with the private insurance companies, or even for...

Source: Wall Street Journal August 18, 2016 09:30 UTC