Goth is right the photog owns the photos BUT she owns the copyright on her likeness and without her consent he cannot use that likeness.
Thats what model releases are for.
This is not a 5-10K legal issue it may well not even cost her anything, just depends on the lawyer, some are hungrier than others.
Kayla, If you want some decent advise email J D Obenberger from his site
www.xxxlaw.net
He can guide ya or send ya to someone who can help. a simple C&D is fine but you may find it is entirely ineffective. If you go that route at least have a lawyer write it...that puts a little muscle behind it.