Bones: what episode was Agent Booth, Bones, and Dr. Hodgins kidnapped and attempted murdered by a lady?

im watching the one from season 5 where they are challenging the lady
in trial but it has not shown us what happened to them. What episode
do they show what happened to them in? They just found the little boy
she kidnapped and murdered but i have not seen the episode. They keep
pushing on what happened to them they are freaking out! when is the
episode where it showed what happened to them?!?!