Nearly 24 million people have already signed up for Affordable Care Act coverage, already topping last year’s record 21 million sign-ups -- and there’s still another week or more for consumers to select a plan, White House officials said in a call with reporters Tuesday (Jan. 7). Officials also stressed how integral the enhanced ACA tax credits are to maintaining a stable marketplace and affordable plans, and urged Congress to renew them. Congress faces a choice this year, White House...