MOTOR COACH INDUSTRIES, INC., Appellant, v. A. K. and K. K., Minors, BY AND THROUGH Their Guardian Marie-Claude RIGAUD; Siamak Barin, as Executor of the Estate of Kayvan Khiabani, M.D. (Decedent); The Estate of Kayvan Khiabani, M.D. (Decedent); Siamak Barin, as Executor of the Estate of Katayoun Barin, DDS (Decedent); and the Estate of Katayoun Barin, DDS (Decedent), Respondents.