Two top aides of Mexico City Mayor Clara Brugada were shot dead after being ambushed by gunmen on a motorbike. NBC News' ...

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

The victims of the shooting are Ximena Guzmán, private secretary to Clara Brugada, Mexico City’s mayor, and José Muñoz, ...

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

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

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

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

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

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

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 ...

Two senior aides to Mexico City Mayor Clara Brugada were shot dead in a brazen daylight attack on Tuesday morning, in what ...

In Mexico, the personal secretary and an adviser to Mexico City’s mayor were assassinated by gunmen on motorcycles in broad ...