On Monday, a judge ordered Johnson and Johnson to pay Oklahoma $572 million for its role in the state's opioid crisis. And Tuesday, news broke that Purdue Pharma, the manufacturer of OxyContin, is in talks to resolve more than 2,000 opioid cases in a deal worth as much as $12 billion. WSJ's Sara Randazzo explains what the past two days mean for the fight to hold drugmakers legally accountable.