For all the wrong reasons, a covert casino in Tijuana, Mexico, was made public. One guy was killed and two others were critically hurt Thursday night in an armed assault on a mini-casino housed within a grocery store.The three victims were playing slots in Playas de Tijuana, a neighborhood of Tijuana, both on-premises and online.When medical professionals got on the scene, the individual who was laying on the sidewalk was pronounced dead. A blow to the man's chest directly caused his death.The other two victims sustained severe injuries, but paramedics were still able to stabilize them and transport them to a hospital.