A fictional re-imagining of Machine Gun Kelly and the wild heyday of Depression-era gangsters, written by Ace Atkins, a novelist Michael Connelly calls "one of the best crime writers at work today."

July 23: Jessica Mitford died on this day in 1996.

Crime fiction legends Dennis Lehane and Michael Connelly discuss the new book that unites their beloved sleuths Patrick Kenzie and Harry Bosch.