The Mexican government had touted the effectiveness of its security initiatives. But homicides have climbed since January, with a particularly sharp spike in Mexico City.
Egypt said the group was traveling without formal authorization in the western desert near Libya, where security forces are battling Islamic militant groups.
Joaquin Guzman was arrested last year, boosting the anti-drugs credentials of President Enrique Peña Nieto. His escape is a blow to the president and a potential boon for the kingpin's narcotics cartel.
'Cartel Land' and 'Kingdom of Shadows' reveal a complex world of crime – and justice.
A newly relocated American learns when to climb out a window to get to a meeting on time, among other lessons.