Police say that an arrest has been made after an "American Idol" executive and her husband were shot and killed in their Encino home, a show spokesperson confirmed on Tuesday.Robin Kaye, who worked as a music supervisor on the long-running singing competition show,

Longtime American Idol music supervisor Robin Kaye and her musician husband, Thomas DeLuca, were found dead in their Los Angeles home Monday in an apparent double homicide. A spokesperson for the Los Angeles Police Department told Entertainment Weekly that officers responded to a request for a welfare check on the 4700 block of White Oak Ave.