Cold Day in Paradise by Steve Hamilton. This is the first in a series featuring Alex McKnight, ex-Detroit cop in Michigan's Upper Peninsula, answers a cry for help from wealthy Edwin Fulton--only to find the man--a compulsive gambler who had gone to meet with a bookmaker--in his motel room with his throat cut. But as he investigates he finds that the murders are not as simple as it first appears. It made for an interesting read, will read more of this series.