Related Clues:

• He came in from the cold
• Crack pusher's nemesis
• Bug someone's phone, e.g.
• ___ ring
• One always on the lookout for a deal
• DEA raider
• Le Carré character
• Bust-y figure?
• Traffic stopper?
• Covert agent
• Plant of a sort
• Be a mole
• Maxwell Smart, e.g.
• Drug law enforcer, slangily
• Pusher catcher, for short