I state court, Chou is under evaluation by psychiatrists after pleading not guilty by reason of insanity, court records show.

Luigi Mangione faces charges in three legal jurisdictions and has raised more than $1 million for his legal defense fund.

The company quickly announced his predecessor as Stephen J. Hemsley, who was previously the CEO from 2006 to 2017.

Andrew Witty has resigned as chief executive of US health conglomerate UnitedHealth Group, as the company pulled its ...