As we head into our 45th season, we want to know, which Fifth Estate investigation do you think is the most memorable? Which had the most impact? Let us know in the comments. | The Fifth Estate

A New Season, New Episodes, New Investigations The Fifth Estate returns on September 15th at 9 PM on CBC Television | The Fifth Estate

This week on the fifth estate Mr. Big Stings : Cops, Criminals and Confessions. It’s one of the most controversial police investigation techniques and it’s homegrown. Illegal in many other countries, including the U.S. the RCMP’s “Mr. Big sting” has recently had serious limits imposed by the Supreme Court of Canada. Cops get murder suspects to confess by posing as a criminal gang, befriending suspects and gaining their trust through odd jobs and payment. Eventually, suspects meet the crime boss,

For 37 years, police have not been able to identify the killer of two Toronto women. Now, they have tracked down the suspect’s great-grandparents using a new DNA mapping technique. | The Fifth Estate