El Chapo�s Son Enters Guilty Plea in U.S. Drug Case.

Joaqu�n Guzm�n L�pez son of Joaqu�n �El Chapo� Guzm�n pleaded guilty today in U.S. federal court.

Prosecutors say he played a role in the Sinaloa Cartel�s drug-trafficking operations, including helping oversee shipments into the U.S.

The plea follows a long-running U.S. investigation targeting the cartel�s leadership structure.

Officials say the case marks another step in efforts to disrupt the cartel�s trafficking networks.