(May 21, 2019, 8:25 AM EDT) -- WASHINGTON, D.C. — A law firm representing the plaintiffs in a securities class action against Tesla Inc. and its chief executive officer, Elon Musk, filed a lawsuit against the U.S. Securities and Exchange Commission May 15, asking a District of Columbia federal court to compel the SEC to provide documents related to its investigation of Musk and Tesla, which the law firm requested under the Freedom of Information Act (FOIA) (Levi & Korinsky LLP v. U.S. Securities and Exchange Commission, No. 1:19-cv-01409, D. D.C.)....