By Tammy Reese WORLD-RENOWNED ARTISTS KELLY ROWLAND AND SARA BAREILLES JOIN AUDIBLE’S GROUNDBREAKING FIRST-EVER AUDIO-ONLY SINGING COMPETITION SERIES, BREAKTHROUGH GRAMMY® AND TONY AWARD® WINNER DAVEED DIGGS TO HOST SERIES SERIES TO PREMIERE JUNE 1 Audible Inc., the leading creator and provider of premium audio storytelling, today announced the judges for Breakthrough, the first-ever singing competition series developed and launched exclusively as a podcast. Grammy Award-wi
