THE REVIEW: Outside lawyers for Wal-Mart Stores Inc. have identified Brazil, India, China and South Africa along with Mexico as areas having the biggest risk for corruption, according to two congressmen who are doing their own investigation into allegations of bribery in its Mexico operations.

SEEKING INFORMATION: Democratic congressmen Elijah Cummings of Maryland and Henry Waxman of California are putting pressure on Wal-Mart to furnish them with more information and documents regarding alleged violations of the Foreign Corrupt Practices Act.