WASHINGTON — Capitol Hill lawmakers from both parties on Wednesday grilled UnitedHealth Group’s CEO over the largest-ever cyberattack on the U.S. health care industry, which has crippled payments to providers and pharmacies and left millions of patients clueless about whether their information is now on the dark web. A Russia-linked cybercrime organization dubbed “BlackCat” infiltrated a vulnerable […] The post UnitedHealth CEO savaged for failings in massive cyberattack that’s crippled health c