Did the mafia get away with assassinating a top police officer? | Under Investigation with Liz Hayes

Subscribe here: http://9Soci.al/chmP50wA97J Full Episodes: https://9now.app.link/uNP4qBkmN6 | The Hit (2023) When one of Australia's most senior police officers was killed in his own driveway they suspected a professional hit. Investigators jailed and then freed another man. So who killed Colin Winchester? Was it the mafia? WATCH more of Under Investigation: https://9now.nine.com.au/under-investigation LIKE Under Investigation on Facebook: https://www.facebook.com/UnderInvestigationAU/ FOLLOW Under Investigation on Twitter: https://twitter.com/9Investigation FOLLOW Under Investigation on Instagram: @underinvestigationau #UInvestigate