A jury has found Banfield guilty of killing his wife and a stranger he lured to their home under false pretenses in an elaborate plot to get rid of his spouse to be with his au pair. --- Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. https://abcnews.go.com/ Download the ABC News app for the latest headlines and alerts: https://abcnews.go.com/devices