Inverness author Ivan Light’s new novel, “Deadly Secret of the Lusitania,” is a story about two mysteries: one factual, one fictional. A partial account of the events surrounding the sinking of this great liner—resulting in the deaths of over 1,100 passengers and crew—is wrapped around a tale of a deadly investigation into the circumstances that lead to the tragedy. What exactly happened to the Lusitania remains an unsolved mystery to this day.
A German submarine…