(June 20, 2023, 1:06 PM EDT) -- SAN DIEGO — A rebuttal to an expert opinion regarding the contamination of groundwater near a new property development is proper because the rebuttal addressed the same issues raised in the expert opinion filed by a recycling company that is accused of contributing to the contamination and is seeking indemnification from a nearby landfill operator, a California federal judge found in denying the recycling company’s motion to strike the rebuttal....