A man is due to appear in court charged with the rape and murder of a toddler found dead in her bedroom.
Neighbours said Casey was known as "Smiley"
Two-year-old Casey Mullen was found dead at her home in Oak Tree Crescent, Gipton, Leeds, on 11 February following a disturbance outside the house.
Her uncle, Michael Patrick Mullen, 21, will appear at Leeds Magistrates' Court on Thursday.
A post-mortem examination showed that Casey died from "compression to the neck".
Two other men aged 19 and 20, who had been arrested in connection with the inquiry, have been released without charge.