Crowds of people can be seen running out of a Jason Aldean concert in Las Vegas as sustained gunfire from a fully automatic weapon can be heard coming from the balcony of a hotel overlooking the concert. More than 50 people were killed and hundreds were injured.
WATCH: Dramatic footage of crowds fleeing gunfire in Las Vegas, death toll rises to 50
Police run to cover at the scene of the shooting. (AP Photo/John Locher)