jim kauffman was leading.fraudulent opioid prescriptions for those pagans by night. >> they would come in and be patients, and all of a sudden, you had a prominent end criterion noll gist that was prescribing opioids and all kinds of other painkillers. when that wasn't quite his practice. >> he's got the power of the prescription, and they've got the gang activity. >> essentially, they were flooding the market with opioids and selling them at a marked up price. >> what a bombshell. this straight-laced doctor that everyone had respected was part of a pill mill, a drug ring? not only that, with the pagan outlaw motorcycle gang? and april kauffman found out. >> found out and, according to tyner, threatened to expose his secret, seedy double life. >> he started thinking about ways to engage his exit strategy. >> to get rid of her? >> to get rid of her. >> for the past five and a half years, since april kauffman was found shot to death, there's been little movement on this case, and no arrests have been kne made in