Minnesota Attorney General Lori Swanson sued a debt collection agency on Thursday, saying it failed to protect the confidentiality of health care records for thousands of state residents and did not reveal the extent of its involvement in their health care.

Ten people with ties to Puerto Rican health care companies have been accused in two Medicare fraud schemes totaling more than $2 million, federal officials said Thursday.

While employers continue to struggle finding qualified workers for skilled positions, 32 percent say they are willing to pay for relocation expenses in 2012, according to a nationwide study by CareerBuilder.

UnitedHealth Group Inc.'s fourth-quarter net income jumped 20 percent, but the insurer saw signs of health care use picking up and left its 2012 earnings forecast unchanged.