( March 24, 2026, 10:43 AM EDT) -- XE "Pollution
Exclusion" LOS ANGELES — An insurer has a duty to defend its insured for underlying bodily injury suits filed against the insured stemming from silica XE "silica" dust exposure from the insured’s products because the insurer failed to meet its burden of showing that the underlying suits are barred by the pollution exclusion included in primary and excess policies, a California federal judge said in denying the insurer’s motion for summary judgment and granting the insured’s motion for summary judgment....