The seven Florida teens accused in the "animalistic attack" filmed for YouTube are to be tried as adults, WFTV.com reported Thursday. Mercades Nichols, 17, Brittini Hardcastle, 17, and Britney Mayes, 17, face charges of felonious battery, false imprisonment and kidnapping in connection with the attack. Cara Murphy, 16, Kayla Hassell, 15, April Cooper, 14, Zachary Ashley, 17, and Stephen Schumaker, 18, face charges of felonious battery and false imprisonment.