By Carmen FormanStaff writercforman@oklahoman.comThe Oklahoma House gave final legislative approval Wednesday to a bill that would make it harder for school districts to operate on four-day weeks. The House passed legislation setting a minimum number of days schools have to be in session, making it harder for schools to operate on four-day weeks — a cost savings and teacher recruitment measure many small and rural school districts have implemented in recent years. The bill now heads to Gov.Read more on NewsOK.com