Obama administration officials ducked questions from reporters on Friday (March 13) about how many of the 800,000 or so people affected by a glitch on their tax forms received corrected documents, as the April 15 tax filing deadline looms. Separately, a CMS official confirmed that consumers who enrolled through Healthcare.gov must attest that they were subject to a penalty in 2014 and were unaware of the fee in order to gain access to the special enrollment period, which begins Sunday...