Related Clues:

• Attack flies, perhaps
• Fend off flies
• Police-team acronym
• Smack, as a fly
• Mighty blow
• Swing at a mosquito
• Police jacket acronym
• Whack, as a fly
• Hit, as a mosquito
• Hit, as flies
• Kill flies, in a way
• Go after, as a fly
• Elite police squad
• "The Sultan of ___" (Babe Ruth)
• Whack at 9-Across