(July 29, 2024, 9:08 AM EDT) -- MINNEAPOLIS — Health care providers in 21 states filed a class complaint in a federal court in Minnesota against a health insurer subsidiary that they say touches “one-in-three U.S. patient records” after a data breach allegedly carried out by hackers known as “ALPHV/Blackcat” accessed an unprotected network using an employee’s credentials and “wreaked havoc on the healthcare industry.”...