school resource officer. the officer went to the threat as trained and the responding deputies and police officers also activated our regional active protocol. that is to go to the threat and try to eliminate the threat while keeping students and staff safe. within 20 minutes of the time of the report of the shooting our deputies found the suspect dead inside the school. currently right now it appears to us that shooter is dead as a result of a self-inflicted gunshot wound. however, that determination remains under investigation, and we will continue to look at those details. at this point in time we have victims advocates with the families and the victims at the hospital, and we have investigators with the family of the shooter. we re beginning our investigation now as a crime scene. we have evacuated the entire school. the school was evacuated very slowly, deliberately and meticulously. we wanted to insure that all of our students, number one, were safe, and secondly, we
works perfectly as designed. michael dorn is with us as we report on this shooting at arapaho high school. there is another news conference scheduled where we ll get a more detailed briefing in just another hour or so. but what did you hear from that briefing? the first thing that came to mind from me was that we were talking about an active shooter plan. there was clearly one in place here in colorado, and it was implemented to the satisfaction of the sheriff. yes, and since we talked last i ve been able to see much more of the aerial footage, one of the first comments i would make is that it was good that they got the press conference organized and done so quickly. the sheriff gave very helpful information. he did confirm officially, they re classifying it as an active shooter situation. the process that they put in place, watching the footage, it would appear from my experience in law enforcement, that you do as we talked about before, there are probably quite a few diff
we are starting to see the pictures from centennial colorado. the thought was not again. not another school shooting and not in colorado. this shooting took place in arapahoe high school just a short drive from aurora, colorado where 12 people died in a theater shooting and near columbine where people were killed in 1999. let s join a press conference. i m grayson robinson, the a ron hoe county sheriff. we are here to update you on the tragic shooting that happened today at arapahoe high school. as you are probably well aware at 12:33 this afternoon, a school resource officer assigned to the arapahoe high school called out for assistance on some type of situation on the west side of the school. the deputy immediately realized that an armed student had come into the school and had shot one student in the immediate entry area of the west area of the arapahoe high school. the deputy and security staff from littleton public schools immediately responded to that area. along with
all i can say. reporter: residents as far as three miles away reported feeling the explosion. the blast knocked the home off its foundation. roof shingles, tar and splintered wood are strewn across the lawn. firefighters say the debris field is 200 yards. the length of two football fields. it was a pretty big impact. reporter: a dozen windows in neighboring homes were blown out. firefighters say a gas leak in the dryer is what likely caused the explosion and subsequent fire and that natural gas also fueled the flames. investigators estimate the home is a total loss, with more than $225,000 in damages. although firefighters say they are confident what caused this explosion was that natural gas leak, they did bring in atf officials today just to do a thorough investigation. live in hayward, kimberly terry, nbc bay area news. thanks, kimberly. new details tonight on a patient who was found dead in a hospital stairwell. today, officials released the cause of death for 5
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