Kelly Clarkson's ex-husband, Brandon Blackstock, has passed away after a three-year cancer battle, his family said in a statement. The Silver Bow County Coroner, Dan Hollis, confirmed to TODAY.com that Blackstock's cause of death was melanoma and the manner of death was natural causes.

“Brandon Blackstock passed away peacefully at his home in Butte, Montana on August 7th under hospice care surrounded by his family,” he said.

Blackstock's family shared the news of his death on Aug. 7, writing, “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 du

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