Mayor Clara Brugada, who holds the second most powerful political post in Mexico, said her secretary Ximena Guzmán and adviser José Muñoz were killed.

By Diego Oré and Aida Pelaez-Fernandez MEXICO CITY (Reuters) -Two top aides of Mexico City Mayor Clara Brugada were shot dead after being ambushed by gunmen on a motorbike in a daytime attack in the city center on Tuesday.

Two men on a motorcycle shot and killed Ximena Guzman and Jose Munoz at the Chabacano Metro station in Mexico City Monday morning before fleeing.