Shareholder class action filed in the United States District Court for the Southern District of New York on behalf of purchasers of Tronox Inc. between November 28, 2005 and January 12, 2009 inclusive by the law firm of Barroway Topaz Kessler Meltzer & Check, LLP. The complaint charges Kerr-McGee Corporation Anadarko Petroleum Corporation and certain of Kerr-McGee and Tronox's officers and directors with violations of the Securities Exchange Act of 1934. More specifically, the complaint alleges that the company failed to disclose and misrepresented the following material adverse facts which were known to defendants or recklessly disregarded by them that the company's reserves for environmental liabilities failed to include reserves for other identified, but undisclosed sites; that the company faced extraordinarily high exposure regarding its environmental liabilities, which it failed to fully disclose to its shareholders; that the company's reserves for environmental liabilities were wholly inadequate; that the company would face extremely high tort liabilities, particularly for wood treatment claims; that the company's financial statements and, specifically the methodology used to calculate the company's environmental liabilities reserve, were not prepared in accordance with Generally Accepted Accounting Principles.

On 08/12/2009, Tronox Inc. announced that they will be unable to file their next 10-Q by the deadline required by the SEC.

On July 21, 2009, Wolf Haldenstein Adler Freeman & Herz LLP filed a class action lawsuit in the United States District Court, Southern District of New York, on behalf of all persons who purchased the common stock (Class A or B) of Tronox Inc. between November 29, 2005 and January 12, 2009 against certain officers and directors of Tronox, Kerr-McGee Corporation, Anadarko Petroleum Corporation and certain officers and directors of Kerr-McGee pursuant to Section 10(b) and 20(a) of the Exchange Act [15 U.S.C.----78j(b) and 78t(a)] and Rule 10b-5 promulgated thereunder by the SEC [17 C.F.R.--240.10b-5] (the 'Class'). The case name is styled Shi v. Kerr-McGee Corporation, et al. A copy of the complaint filed in this action is available from the Court, or can be viewed on the Wolf Haldenstein Adler Freeman & Herz LLP website. The Complaint alleges that the Defendants fraudulently concealed Tronox's massive environmental liabilities and resulting financial problems causing massive losses to innocent investors while unjustly enriching themselves.