Add Yahoo as a preferred source to see more of our stories on Google. A billboard in Mexico City in 2014 commemorates Luis Donaldo Colosio during the 20th anniversary of his assassination in Tijuana.

MEXICO CITY (AP) — Federal prosecutors in Mexico arrested another alleged accomplice in the 1994 assassination of presidential candidate Luis Donaldo Colosio, a crime that shocked the country and ...

A breakthrough in the decades-long investigation of a political assassination that convulsed the nation? Or a political stunt meant to distract from more pressing issues? Those are the questions that ...

A docuseries examining one of Mexico's most controversial political events: the 1994 assassination of presidential candidate Luis Donaldo Colosio. It explores the investigation, contradictions, and ...

This is read by an automated voice. Please report any issues or inconsistencies here. Mexico arrests a new suspect in the 1994 assassination of presidential candidate Luis Donaldo Colosio. Despite one ...

When the case files are declassified, new details come to light about Colosio's security team and irregularities in the investigation.

FILE - A billboard of slain Mexican presidential candidate Luis Donaldo Colosio reads in Spanish, "Colosio lives in Mexico's Transformation" in Mexico City, March 23, 2014, on the 20th anniversary of ...