article_snippet: It is believed the slaying happened after Silvonek told Barnes and the daughter the daughter disapproved of Barnes and the daughter relationship.
article_snippet: When police arrived at the home (pictured) early on Sunday, police found Barnes and the girl in a bedroom .
article_snippet: After Silvonek was dead, Barnes and the daughter, who was in the car during the killing, took the other family vehicle to Wamart and purchased alcohol, bleach and other cleaning products, the Allentown Morning Call reported.
article_snippet: When Police arrived, Police found Barnes, the girl and Silvonek's husband David.
article_snippet: Barnes and the girl were in an upstairs bedroom and the father was still asleep,CBS 13 reported.
article_snippet: There is evidence he had sex with the girl shortly before the killing, according to police.
highlights_snippet: Daughter and Barnes allegedly tried to clean up car and buried the body .
  