 CHICAGO, July 29, 2021 GLOBE NEWSWIRE -- LKQ Corporation Nasdaq:LKQ today reported second quarter 2021 results that reflect strength for the Company in a number of key metrics including total revenue, segment margins and free cash flow. In other second quarter developments, MSCI increased the Companys ESG rating from A to AA, and Fitch Ratings, Inc. assigned LKQ an initial rating of BBB- outlook stable. 