 NEW YORK--BUSINESS WIRE--Bronstein, Gewirtz Grossman, LLC notifies investors that a class action lawsuit has been filed against MultiPlan Corporation fka Churchill Capital Corp. III Churchill III MultiPlan or the Company NASDAQ: MPLN and certain of its officers, on behalf of shareholders who purchased or otherwise acquired MultiPlan securities between July 12, 2020 and November 10, 2020, inclusive the Class Period and on behalf of all holders of Churchill III Class A c 