CNN Anderson Cooper 360 June 4, 2024 01:07:00
Aren't inherently bad. >> the units don't create abuse. abusive behavior creates abuse. >> reporter: nearly 25 years later, amadou diallo's mother is still fighting to change police practices. >> i have to hold my heart and i have to let them know that this is a club that we wish we never had to welcome them. and this is a club that no families want to be part of. >> reporter: from philadelphia to baltimore and indianapolis, memphis is the latest example of an all too common cycle, crime rises, police create an aggressive unit that delivers an increase in arrest. then comes scandal or tragedy....