Morals Operations Silences and Murders - Det. Lt. Nick Storie Mysteries, #3

A collection of three books in the Det. Lt. Nick Storie -Mysteries series. Morality PlayA man who owns a plastics plant that employs troubled youths who have had trouble with the law is murdered. Nick identifies the killer, then the killer is murdered. Deadly OperationSerena Lovell, who Nick met in Morality Play, calls to tell him there have been some disturbing deaths in the ICU, at Mercy, where she is head nurse.
Is a doctor killing off patients who have invested in a business he runs?A Sudden SilenceA very popular man, the neighborhood wailing wall, is murdered on the street. There isn't a single clue to grab onto except one of those sudden silences that happened when the shot was fired. When Nick solves that one, It really gets hairy.