lines of the added traffic, what does that do to the overall noise level due to the freeway, or a rooftop fan, for example? you add it to the environment that is on 10 hours a day. how does that change what is already existing in that neighborhood? we looked at what are the changes in the ambient noise levels, or noise levels at that site due to various operating conditions of the brickyard bar and restaurant. doors opened, doors closed across the street and close in. vice president garcia: it seems to me that if you are going to establish a base based on those figures, you could choose a night when the bar was particularly loud, and that would establish a higher ambient noise level. that is why i am asking whether there is some range or other established way of deciding what the ambient noise level should be for a neighborhood. tell me this. what does leq stand for? >> equivalent noise level. noise goes up and down. it varies over time. the leq is a measure of what happens if you take that energy and make it equivalent over a particular time. vice president garcia: it is like a mean? >> it i

we're still hearing reports of tanks fanned out the entire city, snipers on rooftops, no power, no communications supplies running very low. water shortages as well and, of course, incredibly important, a shortage in medicines and various reports about the state of hocht hospitals there. some say that some hospitals are surrounded by the military and because of the power cuts and those that are opened, the wound ready dying. there is a lack of medical staff. many people have fled. i mean, this is such a desperate situation that is being painted and hama is coming out with these youtube videos that really shows an intense assault by the syrian security forces and then, of course, we have syrian state television's version of what is taking place and that is that it is simply targeting the terrorist-armed gangs. >> is there any indication, arwa, that the condemnation coming from united nations security council, the secretary of state hillary clinton, for example, or the president of the united states, any indication that it is having any impact on president bashar al assad? >> reporter: absolutely n

security forces are still fanned out just a short while ago i got a message from an activist saying he was hearing sporadic gunfire. there are still snipers positioned on rooftopsarmacies, bakeries, all remain closed. families most certainly not coming back. and so they're saying that syrian government is quite simply trying to buy itself more time by making those various statements that it is in fact pulling out of this area. >> and arwa, a couple of weeks ago it was the teenage boy dropped on a doorstep beaten, it looked like he had cigarette burns. now this horrific video of this 2-year-old girl. inside syria, obviously the administration is trying to send a chilling message to these activists. but inside syria how are they receiving it? is it causing them to pull back or making them have more resolve. >> reporter: when it comes to the demonstrators, just about every single act that is a by product of the government's excessive use of force has only served to harden them and make them even more determined. the case of this little girl, they find it horrific, yes. but at the same time, they will tell you that it doesn't really surprise them. they fully expect