Independence Day weekend, 1960: a young cop is murdered, shocking his close-knit community in Stamford, Connecticut. The suspect, still at large, is described by police as a "loner" and a "pro." But on a beach not too far away, a young Army doctor, on vacation from his post at a research lab in a maximum-security prison, faces the chilling realization that the shooter had help. It was the doctor himself who inadvertently set the murder into motion. Alvin...