Wal-Mart's 6 biggest blunders

Haven't we been here before? Remembering the biggest public relations crises in the company's 50-year history.

Over the weekend, the New York Times reported that Walmart allegedly covered up an internal investigation proving its Mexican subsidiary bribed officials in the country. The retail giant's stock fell sharply Monday following the expose. Should the market be really that surprised? Over the years, Walmart has made headlines for behaving badly even as executives work tirelessly to maintain its all-American image. Here, take a look at Walmart's blunders.



By Nin-Hai Tseng - Last updated April 24 2012: 4:32 PM ET