['I saw someone throw a little white kitten out of his car window as the car stopped at a stop sign.', "That's horrible!  Was the kitten okay?", 'Yes, luckily, the kitten was not hurt. We picked him up and brought him home. Poor sweet thing...']
Did you report the person to the police?
I saw someone throw a little kitten out of his car window as he stopped at an intersection. How could anyone do that? I picked up the poor little kitten.