‘ET’ alum John Tesh details 10-year battle with rare cancer
John Tesh says it’s a miracle that he’s alive. The “Entertainment Tonight” alum advised Page Six in an unique interview that in 2015, he was identified with “a rare form of cancer.” “I was given 18 months to live,” he shared. “So, I’ve been fighting cancer successfully, still fighting it. It’s still under treatment, on…