mr. hammond, is he here? >> i at the last hearing was trying in layman's terms trying to understand what a coverage gap is to the user. can you explain what a coverage gap an appears if i'm out of the map area. this would really benefit the public if we can hear what that's like? >> certainly, a coverage gap can manifest itself in a variety of ways, dropped calls or slowed speeds. >> in terms of slowdown speeds, if i were in the hot area where we got great coverage. i have an lte symbol, i go down and my type of download speed? >> that's essentially correct. the reason for adding sites and upgrading sites is to improve the vast technology. >> can you talk about the five do the phenomenon where people say i have five dots and i'm fine. >> they maybe getting the signal strength which is the five bars talked about, but the capacity site 19 that condition may not take another call but provide the download speed. it's not available. >> i'm in a middle of a million people standing there, i have five dots and i can'

mr hammond indicated in no uncertain terms would u.k. get involved in air strikes, but mr david cameron and his spokespeople were quick to say all options were on the table. there needs to be a fusion. >> all options on the table. when looking at the coalition, how different was it to the one we saw in 2003, in iraq. >> in 2003 it came two years after 9/11, and just the movement around the world and the rush to side with america after inch, and the attacks that day, and everywhere kind of agrees that afghanistan and moving into afghanistan was a smart idea. the iraq coalition, not so much. people were not as willing, that's why they called it the coalition of the willing. many of the arab states pulled out. they withdrew, they were quiet about their involvement. it caused so much dismay in the middle east. you know, again we are seeing a tepid response. they have their own issues to sort out right now. we see na in egypt and having a secretary of state coming out and saying that iran was not involved in any way. and that's because of nuc

mr. hammond seemed to indicate under no certain terms would the u.k. get involved in airstrikes, however mr. cameron and his spokesman was very quick to say that all options were on the table, so across america, the u.k. and this new coalition, there needs to be a fusion of what we're going to do. >> all options on the table. looking at this coalition, how different is it tuan the one we saw in 2003 in iraq? >> in 2003, it had come two years after 9/11. remember just the movement around the world and the rush to side with america after 9/11, and the attacks that day, and everyone really kind of agreed that afghanistan and moving into afghanistan was a smart idea. the iraq coalition, not so much. people weren't as willing. that's why they called it the coalition of the willing, many arab states pulled out or with drew or were very quiet about their involvement, because it caused so much dismay in the middle east. you know, again, we're seeing a very tepid response from the arab states. they have their own issues to sort out now. we're seeing that in egyp

hammond. >> our preliminary analysis is that this video is genuine, that it is mr. off, and that it appears to be the same person with an apparently british voice that appeared in the last video. >> woodruff: hammond said london is considering every possible option to protect a british hostage who was threatened in yesterday's video. and in portsmouth, new hampshire, today, vice president joe biden vowed to pursue the killers to the gates of hell. meanwhile, the israeli government confirmed sotloff was also an israeli citizen. and a former islamic state captive who'd befriended sotloff told an israeli newspaper that the journalist managed to hide his judaism from the militants. filmmaker matthew van dyke knew both sotloff and foley. he says they considered it vital to tell the story of syria's civil war despite the obvious danger. they were both journalists that were careful. they took precautions and unfortunately even if you do everything right, sometimes in syria things go wrong. >> woodruff: the state department has said a few americans are still being held by is