“The rangers handcuffed Bils and drove him downtown. Just outside the San Diego Central Jail, Bils managed to slip one hand free from the handcuffs, reach out the window of the ranger’s cruiser and open the door, police said. Russell, who worked as a detentions deputy in the jail, and another officer saw Bils fleeing on foot and gave chase. Russell then opened fire, killing Bils.” ibid
This is what must stop.
Sworn officers must be trained and compelled to not use deadly force against escaping detainees who pose no imminent threat to law enforcement or the general public. This would apply also to detainees who are combative or otherwise uncooperative.