The horrific killings of Rob and Michelle Reiner were followed by the arrest of their son Nick Reiner, in connection with the crime. Kristen Gilliland, a neuroscientist with the Warren Center for Neuroscience Drug Discovery, and Pat Aussem of Partnership to End Addiction, join "Elizabeth Vargas Reports" to discuss the topic. #nickreiner #help #addiction Anchor Elizabeth Vargas delivers the biggest stories, without bias or opinion. Watch "Elizabeth Vargas Reports" every weeknight at 7p/6C on NewsNation. #VargasReports NewsNation is your source for fact-based, unbiased news for all Americans. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij