As Republicans embroiled in heated races across the country, including GOP Candidate Donald Trump, rallied against recent news premiums for federally facilitated exchange plans are set to spike an average 25 percent, Democrats and others supporting the ACA stressed the premiums are still less than the Congressional Budget Office predicted for 2017. Still, an increasing number of health care experts agreed the viability of the marketplace could be at risk without a large boost in enrollment and other changes. At...