Lorimar Telepictures Corp., Culver City, said it...

Lorimar Telepictures Corp., Culver City, said it has completed the sale of two television stations in Puerto Rico, clearing the final hurdle that stood in the way of its $1.2-billion merger with Warner Communications Inc. . . . Pittsburgh-based Wheeling-Pittsburgh Steel Corp. said it has submitted its initial plan for reorganization to the U.S. Bankruptcy Court in Erie, Pa. . . . Pennwalt escalated efforts to prevent a hostile takeover by filing a federal lawsuit accusing Centaur Partners of violating securities laws in a recent tender offer.