At least three vehicles and four people were involved in the killing of the personal secretary and a close adviser of Mexico ...

Mexican authorities have not said whether they see the slayings as targeted. They come after a year of heightened political ...

The private secretary and an adviser to the mayor of Mexico City were gunned down in an attack in the Mexican capital Tuesday ...

Mexico City Mayor Clara Brugada's personal secretary Ximena Guzmán and adviser José Muñoz were shot dead in the capital ...

The personal secretary and an adviser to Mexico City’s mayor were shot dead Tuesday, authorities said, in the worst attack against public officials in the capital in recent years.

Clara Brugada’s personal secretary Ximena Guzmán and her adviser José Muñoz were killed on Tuesday morning, in what experts ...

The killing of Mexico City's Mayor Clara Brugada's personal secretary and adviser marks the city's most severe attack on ...

The assassination of Mexico City Mayor Clara Brugada's personal secretary, Ximena Guzmán, and advisor José Muñoz marks the ...

By David Agren, OSV News The Mexican bishops' conference has condemned a massacre of seven young people -- including minors - ...

Mexico's president condemned the killings and said there would not be impunity. She said she was not aware of any threats ...

Surveillance footage shows a man wearing a helmet approaching the victims' parked vehicle and firing multiple shots at close range before fleeing the scene on a motorcycle ...

U.S. Secretary of State Rubio acknowledged that political violence in Mexico is "real" and said he would work to stop arms ...