'Mob Wives' Episode 6 Sneak Peek: Letting Down The Wall

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"To know that you hurt your child and the one person that loves you unconditionally makes me feel like a complete loser," Renee says in this sneak peek from Sunday's Mob Wives. AJ has come to Florida to visit her in treatment and the visit has led to some serious, emotional talks, and as all heart-to-hearts go, it's opened her eyes to some devastating realities. Watch the sneak and tune in to Mob Wives at 10 p.m. ET/PT on Sunday night for the rest of the story.