The Justice Department is suing to block UnitedHealth Group's $3.3 billion purchase of Amedisys, citing concerns the combination would hinder access to home health and hospice services in the U.S. The antitrust complaint,

Minnesota-based UnitedHealth Group Inc. is the focus of an antitrust lawsuit filed on Tuesday by the United States Department of Justice.

The Justice Department and four Democratic state attorneys general argued that United’s takeover would limit competition and harm consumers needing home or hospice care.