Video of girl putting dog in clothes dryer, turning it on prompts police investigation

LEWISVILLE, Texas -- Texas authorities say they are aware of a social media video showing a girl laughing as she puts a dog in the clothes dryer and turns it on.

The disturbing video shows the dryer operating for several seconds, as the Shih Tzu tumbles inside and the girl claps and screams with apparent excitement. When she opens the door the dog struggles to get to its feet, then runs into the next room.

Warning: Some may find this video disturbing, viewer discretion advised