Michael Duke

U.S. lawmakers are frustrated by the lack of cooperation they've received from Wal-Mart in the investigation of the retailer for alleged bribery in Mexico, a committee staffer familiar with the investigation said. Attorneys for Wal-Mart briefed the committee earlier on Monday about the company's anti-corruption compliance program, the person said. But Wal-Mart hasn't committed to briefing the panel on the substantive allegations raised by a New York Times report, a key request of the committee, said the staffer, who spoke on the condition of anonymity. A Wal-Mart spokesman didn't immediately respond to a request for comment. 

(Reuters) - The second largest U.S. public pension fund said on Tuesday it plans to vote all of its Wal-Mart Stores Inc WMT.N shares against the board in the wake of bribery allegations in Mexico that Wal-Mart officials failed to fully investigate.California State Teachers' Retirement System, or CalSTRS, has already sued current and former Wal-Mart executives, saying allegations the company paid millions of dollars of bribes in Mexico and a cover-up by Wal-Mart officials raised the question of whether top executives should remain in place.The allegations "indicate a breakdown of corporate governance and lack of oversight that should have