Last Thursday marked the killing of a Mexican journalist – the fifth so far this year. The latest took place in the southern state of Oaxaca.In a seeming feeding frenzy without end, the narcos are also still killing cops as well. The day after Heber Lopez, director of Noticias Web, an online news site, was shot dead, gunmen in the northwest Mexican state of Sonora broke into the home of the director of the city’s traffic police and shot dead both he and his wife. The dead officer, only 39, had only been on the job for approximately the past ...