FORT WORTH, Texas — Gov. Greg Abbott has declared a state of disaster in the southwest Texas city of Uvalde after a gunman entered an elementary school there and killed 19 children and two teachers, according to a news release from the governor’s office. The declaration will accelerate state and local resources available to assist the community and suspend regulations that would prevent “necessary action in coping with the aftermath of the tragic shooting.” State officials said Salvador Ramos, 18, entered the school on May 24 and killed the children and teachers after shooting his grandmother …