. >> okay, does keith reniere know that you're been branding, can you tell me how many people have been branded by you? >> i'm sorry, there's no comment about that. there's a lot of allegations and there's nothing, there's no comment that we have. >> reporter: still ahead, the man called vanguard, keith raniere. the secrets of his attraction. and what some say can happen if you cross him. >> if you question keith raniere, the [ bleep ] hits the fan. >> reporter: stay with us. this holiday, the real gift isn't what's inside the box. it's what's inside the person who opens it. ♪ give ancestrydna, the only dna test that can trace your origins to over 150 ethnic regions... ♪ ...and open up a world of possibilities. ♪ save 20% for the holidays at ancestrydna.com. ♪ ♪ you are a city city wall, city wall ♪ ♪ ♪ she could be dancing down a hall, dancing down a hall ♪ ♪ we're turning heads, we're turning heads, ♪ ♪ we're turning heads, oh yeah and nothing can stop us now ♪ with advil's fast relief, you'll ask, "what pulled muscle?" "what headache?" nothing works faster to make pain a distant memo