A DPS Crash Reconstruction Team has been requested by Mt Pleasant Police Chief Wayne Isbell to assist with the investigation into the crash that injured three Mt Pleasant High School students. One of the students, 16-year-old Suzanna Grigsby, was at the last publicly released report, listed in critical condition and on a ventilator at a Tyler hospital. The other two students, Shamour Hines and Ashley Blalock, were taken to Titus Regional Medical Center with non-life-threatening injuries.