Related Clues:

• Checkpoint demand
• "Red light!"
• Drill sergeant's order
• Pick up Sartre in a riot
• Detain under suspicion
• Sounds like 20 down before the charge
• Pull up at half-time over answer to linesman initially
• Stop or slow down the progress of
• "Come no closer!"
• Cry from a sentry
• Gatekeeper's cry
• Blotter entry
• Cop collar
• Guard's warning
• Stop what we hear is good equivalent for a change