Tags: Mexico City

A federal probe into allegations of corruption at Wal-Mart Stores Inc's (WMT.N) Mexico operations has found few major offenses, and is likely to result in a much smaller case than investigators expected, the Wall Street Journal reported, citing people familiar with the situation.

Loud hammering was audible in Mexican drug lord Joaquin "El Chapo" Guzman's prison cell when accomplices tunneled inside to spring him in July, but guards failed to act, according to recordings released by broadcaster Televisa on Wednesday.

Mexico's president came under pressure on Friday to fully disclose his financial assets following a Reuters report on Thursday that he had misrepresented the circumstances under which he acquired a property in a lakeside retreat near Mexico City.