What metaphors are used in Common Ground: A Turbulent Decade in the Lives of Three American Families by J. Anthony Lukas?

Example of Metaphor:

"Columbus Avenue had become a no-man's-land, he realized - a frontier between two embattled communities whose interests were increasingly pitted against each other. For the first time, Colin began to wonder whetrher he really wanted to raise his family in the heart of a war zone."