Crisis Communications Walmart deflects blame for LSD-laced beef that sickened family The company and police are investigating to determine how the potent hallucinogen ended up in the dinner of a pregnant woman and her family. By Matt WilsonMarch 11, 2014 SHARE Ragan Insider Premium Content To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.