Nick Rice knows someone is after him. He doesn't know who, and he doesn't know why. Efforts to determine both are unsuccessful. This morning, during his daily run, he concocts a sure-fire solution. For the first time in weeks, he relaxes. St. Paul investigators Pete Culnane and Martin Tierney must determine if a horrific crash on Wheelock Parkway was accidental or deliberate. Their step-by-step investiga-tion uncovers secrets that leave more than one person running scared.