Getting your Trinity Audio player ready... ‘Ironwood’ by Michael Connelly; Little, Brown; 336 pages; $32 Catalina Island, off the California coast, often is viewed as a tourist destination, with more than a million visitors annually and fewer than 6,000 residents. But as Michael Connelly shows in “Ironwood,” his second action-packed novel set on Catalina: “little island, big crime.” “Ironwood” also marks the second appearance of Connelly’s new series lead, L.A. County Sheriff’s Detective Sgt.