Phillip Parker Detective (Retired) of “The Thin Blue Line Podcast”, continues his investigative assessment of Detective Harry Bosch The Black Ice chapters 21 - 24. Starting with the intro reading ( :23), then the introduction into The Black Ice (01:57), continuing with opening of the murder book’ chronological record reviewing the investigation thus far (05:25), continuing with the chapters big idea (07:18:), followed by hitting the streets and giving a detailed analyze of these chapters, (07:53), then the question of the day (38:03), resuming hitting the streets (41:01) proceeding with with everyone counts or no one counts (53:30) and ending with outro (55:32).