and he believed it would be an easy mark. scala tells police he robbed the bank to help support his heroin habit. greco says his role in the crime was to support a different habit, greed. coming up, shotgun-wielding bandits terrorize los angeles with their willingness to open fire. >> a shotgun's very loud outside, but insided bank it's deafening. t it. so indulgent. did i tell you i am on the... [ both ] chicken pot pie diet! me too! [ male announcer ] so indulgent, you'll never believe they're light.