marco diaz-munoz teaching his literature class when a gunman burst in and attacked his classroom. he fired 15 shots. in all three students were killed. five others injured. throughout this hour you will hear what he saw that night and how he and his students are now dealing with the horror they have lived and the loss they are suffering. it comes as we are learning new details about the shooter, according to police he had a note listing more potential targets including two schools in new jersey. he had a disturbing amount of ammunition and weapons on his body and backpack including two 9 millimeter handguns nine loaded magazines and pouch with 50 rounds of ammunition. i want to bring in miguel marquez who spoke to the professor with this gripping interview and, miguel, as we begin with the special coverage, have police found any connection yet between the shooter and the school? >> reporter: yeah, this is what is very frustrating to professor diaz-munoz and everybody on this campus. there is still no connection that anybody has established between him, the school, berkey hall, thi

mask's individual with a hat that you could not identify our walks into the -- >> professor marco dÍaz-muÑoz teaching cuban cultural identity in class and 114 at msu's -- 45 students were in class. less than an hour remained. seconds after the shot in the hallway, anthony dwayne mccray opened one of two doors, never fully entering the classroom. >> at that moment, we all kind of froze. i think somebody said something about the shooter. a lot of them stood up. some of them froze in place. some of them, i don't know if i screamed, find cover, go under the desks. a lot of them went under. there were curled up in a ball under their chairs. others ran. the guy stepped in about a foot inside the classroom, not completely, just like a foot. it was enough that i could see this figure. it was so horrible because when you see someone who is totally masked, you don't see their face, you don't see their hands. you don't see -- it was like seeing a robot. it was like seeing something not human standing there. all i could see was this silver kind of a steel shining weapon. i don't think it was a pistol. i

marcÓ dÍaz muÑoz describe los momentos de terror que vivieron todos, tambiÉn la heroica reacciÓn de algunoste, porque no se fueron, sino que se quedaron ayudando a sus compaÑeros heridos, eso durÓ como 10 minutos, ese terror durÓ como 10 minutos. ilia: este profesor perdiÓ a dos de sus estudiantes de la clase de literatura cubana que imparte, quienes describe como buenos jÓvenes y fueros estudiantes. jorge: cinco expolicÍas de memphis tennessee, se declararon inocentes de la muerte de tre nichols. el juez advirtiÓ que el proceso tomarÁ tiempo, va a requerir paciencia, de esto nos reporta claudia uceda. claudia: la brutalidad de la muerte de nichols se a —— comienza a examinar a la corte. aparecieron puntos, uno por uno a travÉs de sus abogados se declararon no culpables, los cinco agentes se cubrÍan sus rostros con mascarillas. la madre de nichols vestida de negro al entrar a la corte dijo que estaba entumecido y que querÍa verles las caras, se sentÓ en la parte trasera de la sala, soler de la corte sostuvo que los agentes no tuvieron el coraje de mirarle a la cara. su hijo se habÍa ido y q

. >> reporter: marco diaz munoz says anthony mcrae started shooting at his students, essentially boxed in by rows of theater-like seating he remembers one student's anguish. >> he was saying "i don't want to die, i don't want to die, i cannot breathe". >> reporter: diaz munoz says 19-year-old arielle anderson and 20-year-ol alexandria verner were also in that class, killed as mcrae fire repeatedly killing seven students in that room alone >> i'm haunted because i didn't know what to do i didn't know whether to lift their bodies there was so much blood. >> reporter: why are you willing to be reliving this right now? >> because i think the public needs to know the horror i saw >> reporter: that call for change as tonight police say msu may not have been the only target police confirming the suspect had a note threatening other locations, including a church and a warehouse where he once worked police also revealing mcrae was armed with two 9 millimeter handguns he purchased legally, plus eight fully loaded magazines and 50 additional rounds of ammunition tonight, there is also positive ne

msu classes resume monday, a challenge for survivors like assistant professor marcos diaz-munoz who says he was teaching seven of the eight students shot. >> are you planning on having this class on monday >> if the university opens and expects me to teach the class, i will teach it, the same way that i need to see them and see that they are alive and that they are well i am sure that there's a part of them that also want to feel like their professor is back teaching them. >> reporter: another community learning a new tragic normal. jesse kirsch, nbc news, east lansing, michigan. >>> coming up, the shocking caught-on-camera confrontation between an off-duty cop and the man she says attacked her why his family is now suing. >>> also, we'll show you what it takes to train avalanche rescue dogs >>> we are back with a new fallout from a shocking caught-on-camera struggle between an off-duty police officer in chicago and a man who attacked her. emilie ikeda has the story. a warning, some of what you're about to see and hear is disturbing. >> reporter: tense moments caught on camera in chicago

and as your professor marco dÍaz-muÑoz is speaking out tonight to cnn. ted firing. the professor sat down with sea cnn's daniel marcos. >> so he enter the classroom from from the back door. where a lot of students that don't sit in the front, they sit by that backdoor. at that moment, we all kind of froze. i think somebody said something about a shooter, and one of my students and everybody panicked. some throws. i think a lot of them stood up. some of them froze in place. some of them, i don't know if ice cream, just, find cover, go under the desks. a lot of them went under. curled up in a ball under their chairs. others run and the guy stepped in about a foot inside the classroom, not completely, just like a foot. or even less than a foot. enough that i could see this figure. he was so horrible because, when you see someone who's totally masked, you don't see their face, you don't see their hands, you don't see, it was like seeing a robot. it was like seeing something not human, standing there, and all i could see was this silvery steel shining weapon.

the dead included two who were in professor marco diaz munoz class at berkey hall. munoz says that he plans to return to teach because he needs to help his students. pick up the pieces. separately michigan state says it will cover funeral costs and hospital expenses of the shooting victims. a lot of them have been kind of doing a shifting if you will. that's very cold comfort for people who've lost their jobs, and i feel for them. but the good news also is that seems as though a lot of people are picking up jobs pretty quickly, even though they've lost them. more tech industry workers. no changes are ahead. coming up. how plans to close some facilities could signal strength for silicon valley. it was a pretty warm day today. yesterday as well. tomorrow is going to be warmer and then significant cooling with snow on some bay area peaks this week unsettled forecast coming up. north korea fires another round of missiles off its eastern coast. the reason for the country's latest provocation. and some of those jobs will be reassigned to the bay area. the company says. th

an msu assistant professor named marco diaz-munoz talked with our miguel marquez about what happened.the gunman came into. seven of his students were shot, two of whom alexandria verner and arielle anderson died. miguel joins us off campus. what did you talk about? what did he tell you unfolded in the classroom? >> these are just ordinary people in these unbelievable, extraordinary situation. this is a guy that they certainly didn't know. he was most of the way through a late class. it was a little after 8:15. they had 45 minutes left in the class. 45 kids in this classroom. this is a classroom he loved. and suddenly, just as he was introducing a new topic during class, comes walking in this gunman into classroom 114 at msu's berkey hall. >> so he entered the classroom from the back door. where a lot of the students that don't sit in the front, they sit by that back door. and at that moment, we all kind of froze. i think somebody said something about, you know, a shooter, and one of my students, and everybody panicked. some froze. i think a lot of them stood up. some of them froze in