they will take the opposition points around kyiv and do it in a way that is going to help the sieging forces encircle that city. >> the pentagon is opposing the idea of giving fighter jets to ukraine but there is a discussion sending more anti air capabilities including surface to air missiles and officials believe ukraine has several squadrons of aircraft. why don't they seem to be doing more? >> there is one reason for that. this is the s 400 and that's a missile system the russians have that's come into the news every now and then because it has a fairly ly effective range. if we look at the broader map of ukraine, if you have s 400s a raid in areas around ukraine and you don't have to be in the country, you can actually take out any target that is in these areas. so it has a range of about 250 miles and it can actually take out anything that is in that