Nevada state Attorney General Adam Paul Laxalt speaks at a news conference on a lawsuit against Purdue Pharma, Tuesday, May 15, 2018, in Las Vegas. (AP Photo/John Locher)

Nevada state Attorney General Adam Paul Laxalt speaks at a news conference on a lawsuit against Purdue Pharma, Tuesday, May 15, 2018, in Las Vegas. (AP Photo/John Locher)