A Sears security guard was stabbed Monday night by a person suspected of robbing the Pasadena store, authorities said. The stabbing was reported shortly after 8:20 p.m. at the Sears store in the 3800 block of East Foothill Boulevard, Pasadena police Lt. John Luna said. The security guard was taken to a hospital in stable condition, Luna said. Police did not release the name of the alleged assailant, who was taken into custody. For breaking news in California, follow @MattHjourno.