Mexico: 13 retirees killed at detox centre
Attack follows killing of 14 people during a celebration in Ciudad Juarez.
Tijuana: Thirteen retirees were shot and killed late at a Mexican detoxification centre near the border city of Tijuana, a police official said.
The reason for the killing was not immediately known.
The attack follows the killing of 14 people during a celebration this past weekend in Ciudad Juarez, another Mexican border city, where warring Mexican drug cartels have unleashed a wave of violence.