At the time the bullets were discharged, it was estimated that anywhere from 50 to 100 people were inside the building.
The initial blast was so powerful that it reportedly broke windows and damaged nearby apartments.
Let firefighters go back inside – they are trained to do so and part of their job entails trying to get everyone (including pets) out safely.
You should always put the embers in a covered metal container and make sure that you keep the bin at least 10 feet away from your home and other buildings that are close by.
Keep anything that can catch on fire at least three feet away from fireplaces, wood stoves, space heaters and furnaces.
The U.S. Fire Association advises that trees be kept away from heating sources like fireplaces or heat vents.