Los Angeles, California--(Newsfile Corp. - March 9, 2021) - The Schall Law Firm, a national shareholder rights litigation firm, announces that it is investigating claims on behalf of investors of Sonic Automotive, Inc. ("Sonic" or "the Company") (NYSE: SAH) for violations of the securities laws.The investigation focuses on whether the Company issued false and/or misleading statements and/or failed to disclose information pertinent to investors. Sonic is the subject of a report published by Bloomberg ...