The Closers. Michael Connelly. 2005.

After three years out of the LAPD, Harry Bosch returns to find the department a different place from the one he left. A new Police Chief has been brought in to give it a thorough clean-up from top to bottom.

Working with his former cop partner, Kim Rider, Harry is assigned to the department’s Open-Unsolved Unit, working on the thousands of cold cases that haunt the LAPD’s files. These detectives are the Closers. By applying new techniques to old evidence they aim to bring hidden killers to justice.

Harry and Kiz are given a politically sensitive case when a DNA match connects a white supremacist to the 1988 murder of Rebecca Verloren, a sixteen-year-old girl. Becky was of mixed race, and the case appears to have a racial angle. This was LA before the riots and Rodney King: the city was a powder keg waiting for a match. The detectives who worked the case all those years ago seem to have done a decent job, but something doesn’t fit. Meanwhile Harry’s nemesis, Deputy Chief Irving, is watching him. In the new clean LAPD Irving has been sidelined to a meaningless job. Compelled by vengeance, he hopes that Harry will make a slip…………….