( June 9, 2026, 8:57 AM EDT) -- NEW ORLEANS — Following a district court’s finding on remand that complete diversity of citizenship exists between an insured and the named insurers, the Fifth Circuit U.S. Court of Appeals on June 8 affirmed the lower court’s summary judgment ruling entered in favor of the insurers, agreeing with the lower court that no coverage is owed pursuant to the policy’s known pollution conditions exclusion for the settlement of an underlying personal injury suit stemming from carbon monoxide XE "carbon monoxide" exposure....