LOS ANGELES - A California court on March 6 affirmed a trial court's decision in favor of various owners of a commercial property, finding that building employees failed to present expert evidence in support of their claims that Legionella bacteria and mold in the water system made them sick (Carol Harris, et al. v. 3075 Wilshire LLC, et al., No. B223826, Calif. App., 2nd Dist., Div. 2; 2014 Cal. App. Unpub. LEXIS 1629).