they were physically punished for toiletry accidents and they were threatened not only with weapons but also with vicious animals to include pit bulls and pythons. >> pit bulls and snakes and pamela brown has learned the victims were forced to eat dog food. and were at times starved. all this while giving their pet iguana food. three people have been arrested, charged with forced labor. according to pam brown, authorities are looking to make a fourth arrest. the u.s. attorney is calling it a case of modern day slavery. scott taylor covering this for our affiliate woio. scott, what are you learning about the case, what's the latest? >> reporter: right now, they are looking for that fourth suspect, as you mentioned your own pam brown reporting that. i do want to explain that investigators believe, john, this is just flat out slave labor. that's what they were doing with