Collin Gosselin unleashes his anger at mom Kate during an exercise in controlled violence on 'Special Forces: World's Toughest Test,' airing Thursdays on Fox. Collin, 21, has accused his estranged mother of physical, mental and emotional abuse during his childhood in his tell-all memoir, 'In the Shadow of Eight: Surviving the Reality of My Childhood,' out now. Kate has always denied Collin's accusations and hasn't returned ET's request for comment.
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