- Initial Victim in Philadelphia Shot 44 Hours Before Larger Attack, Police SayThe New York Times
- 1st victim of Kingsessing mass shooting was killed 44 hours earlier: Philadelphia police6abc Philadelphia
- Accused Philadelphia shooter may have begun his spree nearly two days earlier than police thoughtWDSU New Orleans
- Kingsessing mass shooting: Philadelphia police determine victim Joseph Wamah Jr. killed 44 hours earlier by Kimbrady CarrikerWPVI-TV
- Gunman in Kingsessing mass shooting killed one of his victims nearly two days before the others, police sayThe Philadelphia Inquirer