NEW : `` Average talent , average grades , '' says school spokesman . The new law will also require schools to report the number of students who are proficient in English and math, as well as their race or ethnicity for each grade. A mall employee heard the suspect announce he was the gunman . `` I ca n't believe he did this , '' a friend of the shooter says .
NEW : `` Average talent , average grades , '' says school spokesman . Officials identify the shooter as Jacob Tyler Roberts , 22 . A mall employee heard the suspect announce he was the gunman . `` I ca n't believe he did this , '' a friend of the shooter says .