House Energy and Commerce lawmakers on Thursday (Feb. 26) grilled HHS Secretary Sylvia Burwell on a number of ACA-related issues, and demanded that she submit an estimate of when back-end infrastructure work on Healthcare.gov will be completed. They also asked her for a detailed assessment on when HHS expects the 800,000 people who received faulty tax forms to have accurate subsidy information so they can file their taxes; and for specific re-enrollment data on marketplace plans. Committee members also queried...