to the ground. it appears that 5-year-old boy was trying to defend his stepsister. they believe this attack happened saturday morning at an indianapolis park. and detectives were notified this video exist and had that it had been posted on the internet and social media sites. everyone on that tape has been identified. detectives tell me the girl, who they believe is the suspect was arrested saturday night on a separate incident. they arrested her for disorderly conduct and accused her of throwing punches with a 12-year-old girl outside of a mall in downtown indianapolis. authorities have not disclosed any information about a possible motive. detectives continue to investigate. back to you, megyn. >> joining me now with more, laura ingraham, the host of the nationally syndicated talk show "the laura ingraham show." you're a mom. i'm a mom. and yet when you watch that fight, you realize even those