Minnesota Department of Human Services to investigate companies linked to Medicaid fraud.

Acting U.S. Attorney Joseph H. Thompson, center, speaks during a Sept. 18 news conference in Minneapolis announcing housing stabilization fraud charges. From left in the background are Tony Ofstead with the Minnesota Bureau of Criminal Apprehension, Adam Clemans with the U.S. Department of Health and Human Services, Assistant U.S. Attorney Daniel Bobier, Abel Vecino with the FBI and Marissa Pitzen with the IRS. (Leila Navidi/The Minnesota Star Tribune)