IN THE SUPREME COURT OF TEXAS No. 11-0138 IN RE VALERO ENERGY CORPORATION, THE PREMCOR REFINING GROUP INC. D/B/A VALERO PORT ARTHUR REFINERY, VALERO MARKETING AND SUPPLY COMPANY AND PORT ARTHUR COKER COMPANY, L.L.P. On Petition for Writ of Mandamus ORDERED: 1. Relators' emergency motion for stay, filed February 22, 2011, is granted. The March 7, 2011 trial setting in Cause No. E-181,986, styled Juan Martinez, et al. v. Valero Energy Corporation and Wyatt Field Service Company, et al., in the 172nd District Court of Jefferson County, Texas, is stayed pending further order of this Court.

2. The petition for writ of mandamus remains pending before this Court.

Done at the City of Austin, this March 2, 2011. [pic] Blake A. Hawthorne, Clerk Supreme Court of Texas

By Claudia Jenks, Chief Deputy Clerk