Brandon Blackstock, the ex-husband of pop star Kelly Clarkson, has died from cancer, a family representative confirmed to CBS News. He was 48 years old.

"It is with great sadness that we share the news that Brandon Blackstock has passed away. Brandon bravely battled cancer for more than three years. He passed away peacefully and was surrounded by family. We thank you for your thoughts and prayers and ask everyone to respect the family's privacy during this very difficult time," a family statement said.

Clarkson postponed her Las Vegas residency for the remainder of her August Studio Session dates Wednesday, on social media that Blackstock had been ill.

"While I normally keep my personal life private, this past year, my children's father has been ill and at this moment, I need to be fu

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