brought into our classroom said they were late to their class and the guy that started it all was the one, he was in the class with them and he said he had a box opener or something. and he ended up hurting two of the girls in that class. reporter: where were they cut? i have no idea. i think one said right in this area. reporter: anybody suggest a motive for this? no, sir. i have no idea. reporter: he was apparently tackled out here. do you know who that person is? no, sir. i heard students tackled him and i don t know the student that started all this. joining us now on the thrown is theran nichols. i don t know if you re familiar with that campus but if you are, could you describe the vowing area for us? what is it like? reporter: it is a rather large campus. the entire lone star system has about 100,000 students. each of its campuses is really well populated. like the report he mentioned, they re pretty open. there are some, it is kind of a residential area.