Beau was right, Rick thought as he began to walk slowly down the alley. There didn’t seem to be anywhere for someone to conceal themselves to get a decent shot at Mercer when he got out of the car. The wall of Mercer’s building had no windows or doors, except his private one. I guess so no one in the building across the alley can see inside, Rick decided. It was the other building that interested him. It was older than Mercer’s by a good fifty years, he thought. Not that I’m an architectural expert. It was pierced with windows—with ledges—every few feet on the second and third floors, although there were none on the ground level. There were doors, however—two of them set into deep alcoves. He knew Mercer’s bodyguards would check them as they drove by, to make certain no one was lurking t