Dolph Lundgren opens up about cancer battle, becoming US citizen in 'Fights Worth Fighting'

Actor Dolph Lundgren joins 'Fox & Friends' to discuss his new memoir 'Fights Worth Fighting,' his journey to Hollywood and his battle with cancer.

‘Rocky IV’ star Dolph Lundgren discusses his Hollywood career, cancer battle and decision to become an American citizen as he shares lessons from his new memoir, ‘Fight Worth Fighting.’