“Tens of thousands of former Vioxx users sued Merck after it withdrew the drug, alleging Vioxx had caused them to suffer heart attacks and strokes. Frazier, then the company’s general counsel, declared Merck had done nothing wrong and refused to settle. “We’ll fight every case,” he declared, and hired top-flight law firms in several East Coast cities, in the South, in Chicago, and Los Angeles, as well as a prominent New York firm to coordinate the overall strategy.”