“As long as one single neighbor is still displaced from their home, the crisis that started with the earthquake continues,” says Gabriel Macías of the Tlalpan United group of neighbors whose apartment complex collapsed in the Sept. 19 quake. Around him crowd dozens of journalists, neighbors and members of the “Topos”, the moles, Mexico City’s volunteer rescue crews.As the midday sun beat down, representatives of the neighborhood organization joined the United Earthquake Victims of Mexico City ( Damnificados Unidos ) to block Tlalpan Avenue, one of the city’s . . .