Celine Dion is returning to her Caesars Palace residency in Las Vegas, after taking a year off to care for husband Rene Angelil, who was diagnosed with throat cancer for a second time.
"Rene could not talk and he could not swallow, the surgery was major," Dion tells Good Morning America in an segment that aired Wednesday morning, ahead of Deborah Roberts' Nightline interview. "[At first,] I had to leave him behind because he wanted me to start the shows again. ... And I did, and i...
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