Mexico City, May 30 -- Mexican President Claudia Sheinbaum on Thursday questioned the U.S. government for striking plea deals with Damaso Lopez Serrano, a member of a cartel the United States itself has labelled as "Foreign Terrorist Organisation."

At a daily morning press conference, Sheinbaum spoke of the apparent contradiction and demanded an explanation.

"The United States government recently issued a decree calling some organised crime organisations terrorists. They have said on several occasions that they do not negotiate with these organisations," she said. "They need to explain why agreements are reached in these cases."

U.S. authorities has reached a plea agreement with Damaso Lopez Serrano, alias "El Mini Lic," who pleaded g...