Los Angeles Police Department officials said an arrest was made Tuesday in the killings of "American Idol" executive Robin Kaye and her husband, Thomas Deluca, who were found dead Monday in their Encino home.

American Idol' music supervisor Robin Kaye left a legacy of 'light, kindness, and joy.' Police discovered Kaye and her husband Tom Deluca dead in their Encino home.

The extended American Idol family is in mourning today at the shocking loss of the series’ longtime music supervisor, Robin Kaye, who was found murdered along with her husband Thomas DeLuca in their Encino home on Monday (July 15).