"Scheideger's ex-husband, a Fort Bragg special operations soldier who had custody of the boy, reportedly filmed the altercation between his son and an unidentified, unrelated boy. It's believed to be his voice on the video encouraging the children to continue fighting.
"Go hit him back. I don't care," a voice is heard on the tape, which was filmed several weeks ago."
A phrase that will probably save a kid's life, and cost Dad his custody-- Thankfully!
http://abcnews.go.com/GMA/story?id=6278310&page=1 (video here)