I have a 18 month old daughter.
I would be devastated if someone pepper sprayed her in the face, but I would be even more devastated if I had raised a monster like that little kid.
His issues far exceed just being angry that day. He has mental issues, I am no doctor, but he appears to be bipolar.
Someone needs to tell that Mom to wake the hell up and get her son some help before he he is either in jail for murder or dead himself!