Micah Baldonado, a biomedical engineering student from Charlotte, N.C., holds his petition for improvements to the UNC-Chapel Hill active shooter response protocol on campus, Wednesday, Aug. 30, 2023, days after a shooting at the university. (AP Photo/Hannah Schoenbaum)Flowers lay under a boarded up window at Caudill Labs on the UNC-Chapel Hill campus in Chapel Hill, N.C., Tuesday, Aug. 29, 2023, after a graduate student fatally shot his faculty adviser. A bullet hole could be seen earlier Tuesday in the bottom left corner of that window. (AP Photo/Hannah Schoenbaum)UNC-Chapel Hill sophomore Ashley Tatem writes "Heal Together" on a walking path outside the campus student center in Chapel Hill, N.C., Tuesday, Aug. 29, 2023, the day after a graduate student fatally shot his faculty adviser. (AP Photo/Hannah Schoenbaum)University of North Carolina Chapel Hill Chief of Police Brian James speaks at a news conference about a shooting in a campus building, Monday, Aug. 28, 2023, at The Carolina Inn in Chapel Hill, N.C. (AP Photo/Hannah Schoenbaum)
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Micah Baldonado, a biomedical engineering student from Charlotte, N.C., holds his petition for improvements to the UNC-Chapel Hill active shooter response protocol on campus, Wednesday, Aug. 30, 2023, days after a shooting at the university. (AP Photo/Hannah Schoenbaum)