Mexican security forces have arrested suspected drug kingpin Damaso Lopez. <br /><br /> The 51 year-old is believed to be locked in a bloody struggle for control of the Sinaloa Cartel against the sons of its captured leader Joaquin “El Chapo” Guzman.<br /><br /> Nicknamed ‘‘The Graduate’‘, Lopez, who is wanted in the Untied States, is considered one of the top-ranking figures in world’s most notorious drug cartel. <br /><br /> ‘‘El Chapo’‘ Guzman was recently jailed in the US. His capture and imprisonment triggered a violent power struggle within the Sinaloa cartel.<br />
