| 21. | A police dog alerted authorities to possible drugs in the car.
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| 22. | The study population were a group of 42 adult police dogs.
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| 23. | There would be more police officers on duty, more police dogs.
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| 24. | Rajah was also able to continue working as a police dog.
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| 25. | Police dogs searched neighboring building to see whether more bombs had been planted.
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| 26. | Police dogs were also deployed to try to trace the convicts.
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| 27. | Bundy repeatedly kicked the police dog and was tasered moments later.
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| 28. | Other officers were deployed with police dogs, which bit several demonstrators.
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| 29. | Police dogs sniffed out the body behind another school on Thursday.
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| 30. | Police dogs also play a major role in American penal systems.
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