The top mistakes in Trauma http://www.moviemistakes.com/film4539 en Sat, 22 Nov 2008 06:55:23 +0000 71174 A murder investigation would not be handled by a Detective Constable (he says he's in charge). Detective Chief Inspector is the usual minimum rank for a senior investigating officer, and such a high profile murder investigation is likely to be under a higher ranking senior officer.