As soon as Deputy Fields walked through that door, the girl went from being a student to a suspect, and the option of force was legally on the table — along with arrest, humiliation and a criminal record. And in this case, over what? All the facts aren't yet in, but the many, many stories prompted by the viral videos of the event suggest that the girl was mouthy, though neither a danger to herself nor others — and she was seated. She raised a hand only after the officer grabbed her. If being obnoxious in school counts as criminal behavior, most of us should have been locked up in our youth.