Alleged Ringleader of 2010 Migrant Massacre in Mexico Arrested

Rosario Villanueva (L) and Yolanda Moran hold pictures of their missing sons Oscar German Herrera and Dan Jeremeel Fernandez, who disappeared in 2009 and 2008 respectively, as they attend the presentation of the independent inquiry into the massacre of 72 migrants in San Fernando, Tamaulipas in Aug. 2010 and the disappearance of residents of Allende, Coahuila, in 2011, at the Museum of Memory and Tolerance in Mexico City on Oct. 9, 2016. PEDRO PARDO/AFP/Getty Images

MEXICO CITY—The alleged mastermind of one of the worst massacres of migrants in Mexico’s long drug war was detained on Tuesday, Nov. 14, in an operation led by federal police.

Mexican security authorities said in a statement that the suspect Martiniano de Jesús Jaramillo, Zetas Cartel regional chief, allegedly coordinated the massacre of 72 migrants in the town of San Fernando in northern Tamaulipas state in August 2010.