SALAS v. SIERRA CHEMICAL CO. VICENTE SALAS, Plaintiff and Appellant, v. SIERRA CHEMICAL CO. , Defendant and Respondent. Plaintiff Vicente Salas appeals from a summary judgment entered in favor of defendant Sierra Chemical Co. (Sierra Chemical). This declaration did not state that the Social Security number Salas used to secure employment with Sierra Chemical, and claimed by Tenney to belong to him, actually belonged to Salas. Salas also stated: "During the three years I worked for Sierra Chemical, I personally knew several immigrants working at Sierra Chemical, some of whom admitted to being undocumented workers. The fact that Salas knew of undocumented aliens working at Sierra Chemical does not establish that Sierra Chemical knew that these employees were undocumented.

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