Democrats and former officials have accused the department of pursuing a political goal in the guise of a legal one: to publicize a scheme, sordid but not illegal under state law, damaging to Democrats.
Turhan Mildon, who married Alina Habba this summer, presents himself as a 29-year-old billionaire with ties to global leaders. His story has inconsistencies.
Premiums will increase an average 13 percent next year for millions of Americans, on top of an earlier steep increase. It adds to the problems facing the program, which the Trump administration has weakened.
At a hearing in federal court, prosecutors defended an unusual, 11th-hour criminal case accusing the former F.B.I. director of leaking classified information a decade ago.
“People are really, really hanging on by a thread here,” said Rebecca Cooke, a Democratic congressional candidate in Wisconsin who has made health care costs a central issue of her campaign.