Delilah Williams will testify against her husband today in the murder of her stepdaughter Talia Williams. Naeem Williams, a former soldier, is accused of beating his five-year-old daughter to death. Naeem Williams faces the death penalty if convicted of murder. Hawaii does not have the death penalty, but Williams is being tried in federal court, which does have the death penalty. Delilah Williams' testimony will satisfy terms of a plea deal she made with prosecutors in which she will get a 20-year sentence for her role in the child's death