(April 18, 2017, 12:08 PM EDT) -- WASHINGTON, D.C. — Despite a clear mandate that payments be prompt, the government continues to withhold more than $9 million it owes for 2014 and 2015 under the Patient Protection and Affordable Care Act (ACA) risk-corridor program, an insurer alleges in a March 22 motion for summary judgment in the U.S. Court for Federal Claims (Sanford Health Plan v. The United States of America, No. 17-357, U.S. Fed. Clms.)....