Trolley DashAs Catherine Nickels slid the corpse of the unfortunate Sam Gabriel into its resting place in the cold room of the Richmond mortuary her counterpart in Birmingham, Doctor Gary Hudson was just beginning his examination of the mortal remains of David Arnold, the sadly demised locomotive driver. It would be some time before Inspectors Carrick and Connor would realise that they were investigating cases that may have been related and for now Gary Hudson worked steadily on the post-mortem examination of David Arnold knowing only that the police were extremely anxious to discover the poor man's cause of death and whether it could be attributed to natural causes, or whether they were looking at a case of foul play, i.e. murder. Hudson, who'd been doing this job for over twenty years k

