Mexico's investigation into the abduction and apparent massacre of 43 students last year is plagued with errors and omissions and key parts may need to be redone, a review of the evidence shows.
An international human rights body said on Monday that Mexico's government denied it interviews with military personnel in the case of 43 students who were abducted and apparently massacred last year.
An independent Mexican commission said on Thursday it found serious flaws in an investigation into the apparent massacre of 43 students last year, dealing a fresh blow to President Enrique Pena Nieto over a scandal that has battered his administration.