| 21. | The chief medical officer on duty said the 25-year-old player died of cardiac arrest.
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| 22. | There is a police officer on duty 24 hours a day at the clinic.
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| 23. | Police placed 1, 400 officers on duty to ensure safety at during the demonstration.
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| 24. | An officer on duty reported detecting a ballistic missile which started from the Norwegian territory.
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| 25. | Mr Lai said officers on duty should carry guns.
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| 26. | Police said they had 1, 000 officers on duty to keep the two sides apart.
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| 27. | The three police officers on duty fled, he said.
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| 28. | He asked an officer on duty to have pity on him but to no avail.
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| 29. | Border crossings with Mexico remained open, but under heightened security, with more officers on duty.
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| 30. | Munich police will have about 600 officers on duty.
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