The suspect, identified as Tracy Haynes Jr., turned himself into authorities late Tuesday and was booked into the Dallas County jail.

Five students were injured in a shooting Tuesday afternoon at Wilmer-Hutchins High School in southeast Dallas when a 17-year-old allegedly snuck into the school and fired “indiscriminately,” according to a state affidavit for the suspect’s arrest warrant.

Florida State University students are reflecting on their experiences during the Thursday, April 17 shooting on campus that left two dead and six injured, with one student revealing that he and his classmates used chewed gum to help black out windows amid the shooting.