A woman walks in front of the HSBC bank headquarters in Mexico City, Tuesday, July 17, 2012. The chief compliance officer of Britain's HSBC Tuesday said he was stepping down from that position after an investigation found that lax controls at the international bank allowed Mexican drug cartels to launder billions of dollars through its U.S. operation and other illicit transactions. (AP Photo/Alexandre Meneghini)

Photo by: Alexandre Meneghini

A woman walks in front of the HSBC bank headquarters in Mexico City, Tuesday, July 17, 2012. The chief compliance officer of Britain's HSBC Tuesday said he was stepping down from that position after an investigation found that lax controls at the international bank allowed Mexican drug cartels to launder billions of dollars through its U.S. operation and other illicit transactions. (AP Photo/Alexandre Meneghini)