Inside STAT's investigations of UnitedHealth Group

The killing of UnitedHealthcare CEO Brian Thompson sparked extraordinary public interest in the health insurance industry. But much of the outcry centered not on the killing itself but on health care executives, and on the companies' practices themselves. For the last two years, STAT journalists reviewed thousands of pages of documents and connected with dozens of clinicians to reveal the untold human cost of UnitedHealth’s grip on the U.S. health system. In an exclusive video, they unpack exactly how UnitedHealth amassed so much power, and why it's more important than ever to pay attention to the company.