1. The video then showed a group of hostages lying face down and being shot by a man using an automatic rifle.
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2. Thick smoke poured into the sky as the boom of dozens of explosions shook the old city and automatic rifle fire crackled through the air.
3. The law officer heard automatic weapons fire around 4 am on Thursday, grabbed his rifle and confronted the gunman outside the home.
4. Guards on the ground opened fire and the woman fired back with an automatic rifle, authorities said.