>> unsan. >> yes. >> that happened in unsan. >> that was our final battle with the third battalion. we were overrun thhere. this happened on the night of november 1, that is when they first hit us. the following morning, the firing ceased. by the time daylight came, i looked around and i could not see any more. i was lying in a ditch. my two men that had been with me work on. during the excitement, we fired at anything we saw that did not have a steel helmet on. we still had some are in a forms on. the chinese we were fighting, we did not know they were chinese. we thought they were north koreans. they had on these caps. that was my means of identifying who we were fighting. i'm thinking still that they are north korean soldiers. so i would shoot at anyone with a caps on. the following morning when i looked around i did not see anybody moving. i raised up to take a look thinking i might be the only survivor. when i raised up a little bit, i heard the crack of a shot. it whenever my head. i ducked back down really quickly. i hear somebody yell in english "our ug i -- "are you gi?" i

the war and that day when he was using different substances to support anything other than than an unsanity defense. >> he made bad decisions in the months leading up to the shooting and held his girlfriend and the roommates at knife and sword point in their apartment and got in a fight with his own father. how much will be held in the court record. >> the defense would want it in and the defense had it as a tendency and he was receiving treatment for and bolster their claim he had a mental illness and here is a guy that does this and he is have known right from wrong. and they will want to bring it in as well. and both sides are arguing what it shoes and what the jury believes it shoes. if he had a mental illness and that overcame his will to distinguish right from wrong and the prosecution says it meant to distinguish right from wrong. ntwo women closest to the victims testified off of the bat. the widow of chris kyle and the mother of his buddy. what about the timing of putting then up first? >> one of those witnesses you would put normally last. but the judge said all witnesses had to b

it's unsane how much the show has taken hold. >> reporter: nick's character met a violent end at season 3. >> when it was over, i thought that was it. i didn't realize this whole aspect to it. i didn't know i was going to be talking about this character three years later. >> reporter: what's the appeal of the show based on the thought of a zombie apocalypse? >> it's probably go going to happen, it will be like a virus, like mad cow and people will go nuts and there we go. >> reporter: actor lou temple from season 3 had a more philosophical thought >> i think our walkers represent delight that we all deal with. very few of us don't wake up not in survival instinct. >> reporter: what gives the show and the cultural phenomenon it created a universal appeal. >> >> prices at the pump could cause some workers their jobs. the concerns from economists as drivers soak up the savings. >> >> plus, a one two punch, another winter storm is headed for the northeast. the impact this storm is already having on travel in several states. >> >> just a few scattered high clouds move into the bay area. the

. >> health department officials say not washing your hands is a risk factor for unsan tower conditionsld spread disease. >>> next secret society that solves crimes. how members crack the a* cold case that have stumped investigators for years. >> a plan who used a box cutter on a subway. >> rewarding students to put away those ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ great rates for great rides. geico motorcycle see how much you could save. ♪ >>> new york city police are looking for this man. they say wanted in connection to several vicious attacks that involved a box cutter. this happened on the subway yesterday and one of the incidents a victim was slashed during an argument with another man slashed after he refused to give the suspect his money. police say a homeless man was also slashed and another woman slapped during the violence rampage. >>> once a month they work in secret to solve cold case murders the old-fashioned way. they have been the subject of a best selling book consultants for tv crime dramas and now they're enter taken offers to come out of the shadows and on the big screen to solve even

we obtained inspection reports nationwide that shows unsan tir conditions including a bank here in californiant out of business leaving parents panicked about what happens to their children's cord blood. from insect to dirt inside the lab to staff that had no medical or scientific training. fda inspectors found a host of problems that charge families up to 2,000 dollars promising to take care of their baby's precious stem cells. the entire report is online right now including a data base of all of the inspections that the fda has conducted since 2005. back to you. >>> if you have a tip for our investigative unit, call us at 888-996-tips or e-mail us at the unit at nbc bay area.com. >>> time right now is 5:23. coming up next, big change is on the way for b.a.r.t. the growing trend now band from all b.a.r.t. trains and stations. >>> starting now, b.a.r.t. stations ruled to eliminate all e-cigarettes on all trains. the american lung association and other medical experts backed the measure saying it's important to protect the health of riders from the second hand vapors. >> the report also asked