More than 810,000 people selected plans through healthcare.gov in the third week of the Affordable Care Act’s open enrollment period that ran from Nov. 14 through Nov. 20, bringing the cumulative enrollment since Nov. 1 to 2.43 million people, CMS announced Wednesday (Nov. 24). As in previous weeks, the number of existing policyholders returning to the exchange to shop for a plan greatly outpaced new customers – 649,468 compared to 160,806. In total, 447,711 new customers and 1.9 million returning...