Four people are being questioned in connection with drugs found at actor Philip Seymour Hoffman's apartment, CNN reports. About 50 bags of heroin - some used, some unused - are among items that have reportedly been found in his New York apartment.
Law enforcement sources told America's NBC News that items found in Philip Seymour Hoffman's apartment include:
One source told NBC that overdose was the leading theory and toxicology results will determine the cause of death in the coming days.
A variation 100 time more potent than heroin - laced with the painkiller Fentanyl - is causing a spike in deaths on the US East Coast.
Philip Seymour Hoffman joins a sad list of Hollywood stars whose lives were seemingly cut short by drugs, here is a look at other losses.
A look at the life and career of Philip Seymour Hoffman who has died from an "apparent drug overdose" aged 46.