QUITO, Ecuador—Ecuador’s highest court affirmed an environmental verdict against Chevron Corp  but cut the judgment against the oil giant in half. Ecuador’s National Court of Justice ruled late Tuesday that Chevron must pay $9.5 billion to plaintiffs in the country’s rainforests over decades-old contamination. The verdict had stood at $19 billion, but the court tossed out punitive damages that were imposed in 2011 after Chevron refused to apologize […]