Report faults investigators for failing to explore leads, for refusing to amend prior findings in the face of new evidence, and for obstructing the collection of evidence

Pena Nieto denies Mexico may cover cost of border wall proposed by US Republican

Actor regrets fallout from ‘Rolling Stone’ article based on his Guzman interview

State attempts to fight drugs led to more violence so government has changed tack

Authorities hold group suspected of involvement in drug lord’s prison escape

Drug lord Joaquin ‘El Chapo’ Guzmán escaped from a maximum security prison

As state elections approach, outraged students aim to disrupt proceedings

Blast destroys 70% of hospital and leaves babies lying in the rubble

Argentine forensic experts stress insufficient proof to link remains to student teachers

Ham-fisted state interference has splintered cartels into more local, more violent entities

Suspicion lingers that corrupt police officers handed group over to criminals

The 43 young men disappeared after being attacked and arrested by police in Iguala

Investigators searching for bodies of 43 missing students comb possible burial site

Arrest of drugs kingpin hailed as majory victory in government’s brutal war on drugs

Masked vigilantes took power in more than a dozen rural communities in 2013 across Michoacan state