FILE - Knoxville police work the scene following a shooting at Austin-East Magnet High School in Knoxville, Tenn., Monday, April 12, 2021. Mass shootings at schools have prompted a growing number of states to encourage the creation of digital maps of facilities to aid emergency responders. An Associated Press analysis found that governors and lawmakers in more than 20 states have enacted or proposed measures setting standards for digital school mapping. (AP Photo/Wade Payne, File)
Jim Blodgett, safety and security director for the Middleton-Cross Plains Area School District, discusses digital mapping of school facilities on Tuesday, Feb. 27, 2024, at his office in Middleton, Wis. Digital maps can be used by law enforcement and others who are responding to emergencies. (AP Photo/Scott Bauer)
FILE - Flowers are placed around a welcome sign outside Robb Elementary School in Uvalde, Texas, Wednesday, May 25, 2022, to honor the victims killed in a shooting at the school a day earlier. Mass shootings at schools have prompted a growing number of states to encourage the creation of digital maps of facilities to aid emergency responders. An Associated Press analysis found that governors and lawmakers in more than 20 states have enacted or proposed measures setting standards for digital school mapping. (AP Photo/Jae C. Hong, File)
FILE - In this Feb. 28, 2018 file photo, a police car drives near Marjory Stoneman Douglas High School in Parkland, Fla., as students return to class for the first time since a former student opened fire there with an assault weapon. Mass shootings at schools have prompted a growing number of states to encourage the creation of digital maps of facilities to aid emergency responders. An Associated Press analysis found that governors and lawmakers in more than 20 states have enacted or proposed measures setting standards for digital school mapping. (AP Photo/Terry Renna, File)