IS HOMICIDAL INSANITY EVER A LEGAL JUSTIFICATION FOR MURDER? Cape Cod attorney Marty Nickerson, formerly a prosecutor, faces hard questions as defense attorney for Buck Hammond. With TV cameras rolling, Buck took justice into his own hands. Now he is charged with murder one but he refuses the only viable defense: insanity. Marty and her partner in love and law, Harry Madigan, are already stretc...