pavlov defined extinction as repeated exposure to the cues. we keep ringing the bell over and over and the animal won't be afraid any more that is what we do with exposures therapy. to help improve exposure therapy. >> rose: are you doing a test with john involved in terms of -- >> john actually completed one of our department of defence funded clinical trials current thinking about ptsd is it is a disorder 6 emotion 58 learning and as-- emotional learning. >> so fear conditioning as kerry just described. and so we think whether you are human or a house, fear conditioning or classical conditioning is the underlying model for fear itnditioning. and as you can see in this slide humans en they undergo trauma encode sense ory elements of their cuesience which become of their fear or reminders of their experiencso itt used to be prior to 9/11 you could walk down thers yoaist and assume it was a preaiy neutral place but these are people walking down a simulated stairwell of the world trade center attack. and after 9/11 it was no longer safe to assum

community has learned to live with this chronic problem and they've learned to they've been trained like pavlov's dogs to to jump at whatever little nugget at the e.c.b. east and the i.m.f. give to the investors and so that's what's keeping things more or less on an even keel it's become a chronic problem but that doesn't mean if you have a crime accounts that doesn't mean that you can live forever with this part of cancer at some point this cancer is going to kill you and so it seems to me that we're getting to that you know and the problem with people like me who analyze this on a realistic basis is seven keep saying the sky is falling the sky is falling and the sky never quite falls which is very frustrating for us but the fact is the fundamental problems of the eurozone are still in place and insolvency is still the only the only end game for this part go down i will leave it there thank you very much indeed good to hear from the guns on the lyric crisis started just live on. in the run up to christmas parts of northern ireland have been gripped by violence there's been two weeks of fierce cl

family members say the 50 year-old pavlov mullins will turn not that long ago. pamela- mullins.hey found that she had been fatally shot. after a phone call. >> she is a family person we do not understand why somebody would come to shoot her in her head. nobody deserved to to die like that. >> at this time they are investigating this as a homicide. they are looking for a suspect and motive in berkeley, alecia reed, kron 4. >> coming up. the golden gate that major accident this morning but north bound, southbound moving pretty well. and the bay bridge toll plaza westbound. all lanes and the fast track are backed up. we will keep an eye on that and give you an update, later. look at you guys with your fancy-schmancy u-verse high speed internet. you know, in my day you couldn't just start streaming six ways to sunday. you'd get knocked off. and sometimes, it took a minute to download a song. that's sixty seconds, for crying out loud. we know how long a minute is! sitting, waiting for an album to download. i still have back problems. you're only 14 and a half. he doesn't have back pr

. ♪ [ continues ] [ gasping ] >> there are big delays for the east shore freeway at san pavlov.rash that was in the lanes but it has been moved over to the shoulder. the back up is reaching up to highway 4 and the drive time has been pushed the 30 minutes. this is about 10 minutes more than what she normally looked at. >> house speaker john boehner took a break from the fiscal cliff negotiations. to help light of the capitol christmas tree. the tree is an evil man spruce and comes from colorado's white river national forest. it has been outfitted with a 10,000 lights and ornaments. it will be hit each night until the day after christmas. >> we will take a quick break. coming up essex o'clock. a quadruple shooting in oakland last my injures for people which will have live reports coming up. we're also watching the flood levels are around the bay area this morning as to rain is back and we will have a live picture from core take more dear rock creek. plus crews and lafayette are concerned that iran could make the huge seco even worse.