s, et al., Plaintiffs-Appellants,v.Bayer Corporation, Defendant-Appellee. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. No. 00-00000. United States Court of Appeals, Ninth Circuit. Argued and Submitted 