"In the last two years, it is clear that it is as an outside back. His time as a center back has not been anywhere near the same," said Bradley.
"He is versatile. For us, we felt very good about the way he played in the Confederations Cup -- his ability on the right side. More and more, that is a spot that suits him well. When injuries call, like at West Ham recently, I know he is ready and confident that he can step over to the other side and do a good job."