(September 3, 2024, 2:58 PM EDT) -- SAN FRANCISCO — Three children who were born addicted to opioids filed a complaint on Aug. 30 in the McKinsey & Co. opioid promotion multidistrict litigation alleging that the consulting firm’s actions helped fuel an epidemic in Tennessee and across the country, leading to their mother becoming addicted to prescription opioids and drugs she purchased on the street....