dr. john pitman. called to see how he was doing after the attack. >> if you're actually like a good father, i think in -- if you were worried you would call. >> tracey told the cops the indifference of the boy's father was one more reason that they should consider dr. john pitman a suspect. investigators chased down tracey's suspicion of her ex and asked the local police in virginia where he lived to check out his alibi around the time of the home invasion. mary higgins, tracey's good friend, remembers tracey, at the time, telling her that husband number one was now the prime suspect. >> she said, "well, john pitman's in a lot of trouble," that he's the one, you know. they're -- they're going to arrest him. they're after him. >> but weeks passed without an arrest. tracey was becoming increasingly frustrated, her friend says. some nights she would drive past law enforcement offices to see what was going on. >> she would know how late the county attorney was working because she'd come by and look to see