Image | Scott MacDonald

Caption: Scott MacDonald is the lead physician at the Crosstown Clinic in Vancouver B.C. (Rafferty Baker/CBC)

Image | Donald MacPherson

Caption: Donald MacPherson, who wrote the City of Vancouver's Four Pillars Drug Strategy, said the approach was never fully implemented. (Canadian Drug Policy Coalition)

Image | Odd Squad

Caption: Al Arsenault and Mark Steinkampf are with Odd Squad: a group of police officers, retired officers and others who for years have reached out to kids with videos and presentations about the dangers of drug use. They say there has been too much focus on harm reduction at the expense of prevention and long-term treatment. (Peter Scobie/CBC)

Image | Tina Saby and Kenneth Lee Pears

Caption: Trina Saby blames drug addiction for cutting her son's life short and believes the physicians that treated him share some of the blame. Her son, Kenneth Lee Pears, was 27 years old when he overdosed on prescription morphine. (Trina Saby)

Image | Downtown Eastside psychiatrist

Caption: Dr. Bill MacEwan is a psychiatrist based at St. Paul's Hospital, but he spends much of his time in Vancouver's Downtown Eastside doing outreach work. (Rafferty Baker/CBC)

Image | Failed Drug War Solutions

Caption: In this photo from Nov. 2010, Tiago, a patient and resident, picks up his lunch from the kitchen of a treatment centre in Lisbon, Portugal. At the treatment centre where he lives, he plays table tennis, surfs the internet, watches TV and also helps with cleaning and other odd jobs. (The Associated Press)