Nearly a third of U.S. counties will be left with just one insurance option next year on the ObamaCare exchanges, according to a new analysis fueling warnings about the impact of the insurance company exodus from markets across the country. The Kaiser Family Foundation study found residents in Pinal County, Ariz., are even at risk of having no insurance options on the exchanges, which provide subsidized plans. Watch the video: Support the Trump Movement and help us fight Liberal Media Bias. Please LIKE and SHARE this story on Facebook or Twitter.