From: Fox News
COMMENT - Believed to have been caused by cell phone use.
Beau Biden dies of brain cancer at the age of 46
"It is with broken hearts that Hallie, Hunter, Ashley, Jill and I announce the passing of our husband, brother and son, Beau, after he battled brain cancer with the same integrity, courage and strength he demonstrated every day of his life," the statement from Vice President Biden's office said.
"The entire Biden family is saddened beyond words. We know that Beau's spirit will live on in all of us-especially through his brave wife, Hallie, and two remarkable children, Natalie and Hunter," the statement said. MORE