Liam Payne death investigation focusing on Dove soap box as possible way singer received drugs New York Post Argentine police raid the Buenos Aires hotel where One Direction’s Liam Payne died The Associated PressWhat is ‘pink cocaine’, the drug found in Liam Payne’s system following his death? NBC NewsWhat We Know About Liam Payne’s Death and the Drugs Found in His System The New York TimesLiam Payne’s Girlfriend Felt She Was In A ‘Hostage Situation’ In Argentina Before His Death, Friend Says Yahoo Entertainment