Related Clues:

• Legal get-out
• Arrestee's excuse
• Game with Miss Scarlet and Professor Plum
• Bit of help
• Fingerprints, e.g.
• ''___ Ike''
• Holmes quest
• TV news staple
• Criminal game?
• Whodunit component
• Whodunit plot line
• Sleuth's aid
• Sleuthing aid
• Common defense
• Cover, in a way