Mr. Crowther panned B&C, and the NYT readership complained. This resulted in his dismissal.
He hated it for glorifying soulless murderers. He grew up in a town/near a town that had had a "visit" from the gang.
They killed the old bank guard for no reason, and then on the way out of town, saw a cop doing crossing guard duty. They stopped, called him over, and shot him dead, and continued on their way.