WARNING GRAPHIC CONTENT . Graphic cell phone footage emerged last month of a brutal attack on a school girl that took place in Brooklyn after class on Monday afternoon . Now one of the six teenagers who was caught violently beating the girl has been arrested . Aniah Ferguson , a 16-year-old mother who has been arrested six times since last July , is one of six that were involved . Fegruson was arrested earlier this week after stabbing her brother in the arm , and also stole the victim 's purse and cell phone after the fight . Police say the victim and other witnesses have been refusing to speak to authorities . The victim has also taken to her Facebook page and other social media to brag about her new 'fame '
WARNING GRAPHIC CONTENT . Graphic cell phone footage emerged earlier this week of a brutal attack on a school girl that took place in Brooklyn after class on Monday afternoon . Now one of the six teenagers who was caught violently beating the girl has been arrested . Aniah Ferguson , a 16-year-old mother who has been arrested six times since last July , is one of six that were involved . Fegruson was arrested last month after stabbing her brother in the arm , and also stole the victim 's purse and cell phone after the fight . Police say the victim and other witnesses have been refusing to speak to authorities . The victim has also taken to her Facebook page and other social media to brag about her new 'fame '