"My heart was breaking, we found out that Katrina Dawson had died from one of our bullets" Retired Detective Chief Inspector Angelo Memmolo - Part 2

In Part 2 with Angelo Memmolo, he discusses his time fighting the middle eastern crime gangs including the notorious Bassam Hamzy, and the running of the Lindt Cafe siege investigation, the toughest thing he has ever had to do - and that’s say...