<p>San Francisco — Faced with a $19 billion fine for polluting Ecuador’s rainforest, Chevron Corp. has done a remarkable job of turning the tables on its foes.</p>
<p>The lawyers who sued Chevron in Ecuador, winning that eye-popping judgment, have come under non-stop attack from the oil company. Chevron has hauled them into court in New York, accusing them of fraud and extortion. The company has gone after Ecuador’s judicial system as well, claiming judges there conspired with the other side.</p>