The younger brother of a man sentenced to more than a decade in jail for his part in a grizzly 2012 Stamford robbery-murder, pleaded guilty to using a large kitchen knife to stab and slash two men in a West Side bar earlier this year. Senior Assistant State's Attorney Joseph Valdes said that Saenz-Machado was drunk inside the Hugo's Tacos bar at 161 Stillwater Avenue early in the morning of Jan.