"Roberts was born in Okinawa, Japan, in 1972 to a Japanese mother and a father who was a United States Marine.
He took a lot from both cultures. His mother's side he credits for his even-keeled demeanor, his ability to stay strong and steady during adversity.
"Having a Japanese mother and, the way we lived our lives is being stoic, keeping your emotions, kind of always being positive, which I think that that's been good for me."
