Parents at a North Carolina elementary school are fighting for the ability to keep their children in public school while opting them out of a music class taught by a transgender teacher, as one father says critics have responded by telling families to homeschool instead.The dispute at Middle Creek Elementary School in Wake County has centered on parents who say they were not given advance notice about the teacher and want an alternative for children whose families object on religious or personal grounds. Parents speaking before the school board this week said children have come home "upset, co...