FILE - In this Wednesday, Sept. 30, 2015, file photo, professor Ann Cvetkovich waits to speak during a public forum as a special committee studies how to implement a new law allowing students with concealed weapons permits to carry firearms into class and other campus buildings, which will take effect in August 2016, in Austin, Texas. Despite a federal law requiring them to have detailed emergency plans, colleges across the country vary widely in how they prepare for campus shootings and inform their staffs and students. (AP Photo/Eric Gay)

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