Related Clues:

• Bad act
• Part of 'C.S.I.'
• Not the best kind of wave
• Excuse in court
• Bad kind of wave
• Suspect's claim
• Solving aid
• Fingerprint, say
• Legal excuse
• Alleged perp's defense
• Court excuse
• It could be a strong defense
• DA's concern
• Shame
• Game with a library and billiard room