23 years ago, 246 people went to sleep in preparation for their morning flights. 2,606 people went to sleep in preparation for work in the morning ow. 343 firefighters went to sleep in preparation for their morning shift. 60 police officers went to sleep in preparation for morning patrol. 8 paramedics went to sleep in preparation for the morning shift of saving lives. None of them saw past 10:00 am Sept 11, 2001.