UPDATE 2- Mariah Carey, Nicki Minaj leaving 'American Idol'
May 30, 2013 at 21:15 PM EDT
LOS ANGELES, May 30 (Reuters) - Pop singer Mariah Carey and rapper Nicki Minaj will leave "American Idol" after just one season as judges on the singing contest show, following on the heels of longtime judge Randy Jackson who left amid a TV ratings slump.