LANCASTER – The Lancaster County District Attorney’s Office approved a criminal homicide charge against 39-year-old Jason Shackelford of Columbia after the death of a girl in Columbia on Feb. 8 into Feb. 9. Shackelford admitted he assaulted and killed his ex-girlfriend’s 12-year-old daughter at a home in the 500 block of Avenue H in Columbia. On Feb. 10, police responded to the Wyndham Lancaster hotel at 2300 Lincoln Highway East for a domestic disturbance. Officers made contact with Shackelford and a woman whom he assaulted before forcing her to leave to the hotel with him. Shackelford is currently in Lancaster County Prison.