Whether their work is legal (e.g., nude dancing for tips) or illegal (e.g., giving oral sex in back alleys for $20), sex workers can't generally expect equal protection under the law. When assaulted, they are treated as if they had asked for it or, at least, "Well, what did you expect, doing what you do?" They expect not to be assaulted, and if they are assaulted, they expect to have exactly the…