A graduate student at the University of North Carolina at Chapel Hill has been charged with the murder of a faculty member following the deadly shooting on Monday. Tailei Qi, a PhD student majoring in applied physical sciences major, was arrested and booked into Orange County Sheriff’s Office jail on a first-degree murder charge. He was ordered held without bond on Tuesday and is expected to reappear in court on 18 September. The faculty member killed in the shooting was identified by UNC officials as Zijie Yan, the head of the Department of Applied Sciences and Mr Qi’s academic adviser. The motive for the shooting remains unclear. Authorities said during Mr Qi’s court hearing that a 9mm was used in the shooting. “[Mr Yan] was a beloved colleague, mentor and friend to many on our campus. My leadership team and I have met with his colleagues and family to express our condolences on behalf of our campus,” UNC-Chapel Hill Chancellor Kevin M Guskiewicz said in a statement. “Please join me in thinking and praying for his family and loved ones during this difficult time.” The chancellor said students were “traumatised” following the shooting on Monday that prompted a three-hour lockdown. Read More UNC Chapel Hill graduate student Tailei Qi charged with murder in shooting of faculty member UNC Chapel Hill shooting victim identified as associate professor Zijie Yan UNC shooting suspect’s social media complaints about murdered faculty member revealed A new college term, a faculty member killed and a student arrested: What we know about the UNC shooting