 New York, New York--Newsfile Corp. - October 12, 2021 - The Klein Law Firm announces that a class action complaint has been filed on behalf of shareholders of ATI Physical Therapy, Inc. fka Fortress Value Acquisition Corp. II NYSE: ATIP alleging that the Company violated federal securities laws.This lawsuit is on behalf of investors who: a purchased or otherwise acquired ATI securities between February 22, 2021 and July 23, 2021, inclusive andor b held FVAC... 