he was an aide worker just like the other two british men were, david haines and alan henning.here any expectation that perhaps being an aide worker, perhaps the fact that he, just like david haines and alan henning had gone back to syria and iraq to help those in need, that isis would spare their lives either? >> no. this is a barbaric group. this is a group that was considered too barbaric for al qaeda. al qaeda kicked them out as they were because they didn't agree with their tactics. it doesn't matter to them whom they're killing, what role that person played in the region, because you're right, peter rahman kassig, alan henning, many others were aide workers and were there to do good and help the people in syria. these guys don't care. they're not fighting against bashar al assad. they don't care about anybody coming to help. these guys have been fighting for a long time, this so-called islamic state. and anybody, irrespective of who the person is, they consider them to be an enemy of stat. >> one thing the u.s. has repeatedly said, the reason they don't pay ransom or nego

october 3rd, he is identified by his captors in a video message while announcing the death of alan henning. today, we sadly fear the worst. >>> now to the latest ebola patient being treated in our country. it's occurring at the nebraska medical center. he is now said to be in extremely critical condition. he entered the hospital's bio containment unit yesterday. they say it seems that he is sicker than others were. he was not able to walk from the ambulance to the hospital on his own power. he is 44 years old. he's a surgeon from maryland. they say he contracted ebola while working as a general surgeon at a hospital in sierra leon. he has a wife in maryland and two children. >>> two brothers among the four people killed in a hazardous chemical leak in texas. relatives of the victim say he rushed to save his brother with a gas mask when a chemical started leaking at du pont plant early yesterday morning. so far, the company is blaming a faulty valve for the incident and say they are determined to figure out how this happened. >> it dissipated to an amount where it wasn't hazardous. again, t

the deaths of stephen sotloff and david haynes and alan henning. it shows at least a dozen syrian soldiers, and hundreds of iraqi and syrian soldiers have been executed by isil fighters in the last year. and on top of that, the 17 euro and 17 journalist17 iraqi iraqiiraqi and 17 journalists have been killed by isil. kimberly halkett, any reaction yet? >> spokes woman bernadette mehan said that the white house is aware of the video that claims to show the murder of the american. they are working as quickly as possible to determine it's authenticity. it's appear that we're appalled by the murder of an american aid workers and we express our deepest condolences. i can't tell you that president obama is aware of the news media reports of this video being released. he is on route to washington flying, of course, meeting with world leaders in the g-20 summit in australia. one ironically he was working very closely with oh world leaders to come up with plans to cut the cash flow to further limit the activities of isil. the new strategy under way to try no

his life was threatened in the video of hostage alan henning's death, in october. the wake and funeral for former chicago mayor jane byrne are being held this morning. tonya francisco is live at saint vincent de-paul church, with more.. tonya? >> this is the parish where her mother attended grammar school and her parents or at least her grandparents attended the services. this morning the first and only female mayor will be remembered before being laid to rest. the woman who liked her hats and for coats considered a long-shot when she ran, but things to the blizzard of 1979 she beat the mayor with 72 percent of the vote after the ministry she failed to clear the streets. credited with starting what is now known as the taste of chicago. her tough stance on gun control, overseeing the extension of the blue line to o'hare and allowing the blues brothers to be filmed in the city. also remembered for three weeks during which she lived in the area trying to stem gang violence. also dealing with strikes by the transit union, firefighters and teachers. sometimes confrontin

and those depicting the killings of americans james foley and steven sotloff, british citizens alan henningthis time no orange jump suit, no buildup to the killing. >> they show the head of the victim but they don't have him give a speech, they don't show his execution and they don't let you know that there's another hostage to be murdered. >> reporter: but a u.s. intelligence official tells cnn they believe isis does have additional hostages. so why is this video different? one person who analyzed ever beheading video says the depi s depictions of kassig suggests this video was hastily put together. >> maybe the victim couldn't give a good speech therefore they couldn't use it. maybe they accidentally killed him during the production process and they didn't want to show it. the victim could have resisted prior to shooting this and they might have murdered him then. >> the video has a horrific feature not seen before -- isis shows the man intelligence sources believe is jihadi john and others in detail too graphic to show here beheading more than a dozen men. the militants claim they're see

video and those depicting the killing of american james foley and steven sotloff, british citizens alan henning and david haines. this time, no orange jumpsuits, no build-up to the killing. >> they unfortunately show the head of the victim but don't have him give a speech. they don't actually show his execution. and they don't let you know that there's another hostage to be murdered. >> reporter: but a u.s. intelligence official tells cnn they believe isis does have additional hostages. so why is this video different? a man who analyzed every beheading video during the iraq war for the cia says the depictions of kassig suggest the video might have hastily been put together. >> things, chances are, went wrong with this execution. maybe the victim couldn't actually give a good speech, therefore they couldn't use it. maybe they accidentally killed him during the production process and didn't want to show it. the victim could have resisted prior to actually shooting this, and they might have murdered him then. >> reporter: the video has a horrific feature not seen before. isis shows the man intelli

differences between this video and those depicting the killings of james foley and steven sotloff, alan henning and david haines. >> they unfortunately show the head of the victim but he doesn't give a speech. they don't show his execution and they don't let you know that there's another hostage to be murdered. >> reporter: but a u.s. intelligence official tells cnn they believe isis does have additional hostages. so why is this video different? one analyst says the depictions of kassig suggest this video might have been hastily put together. >> things, chances are, went wrong with this execution. maybe the victim couldn't give a good speech, therefore they couldn't use it. maybe they accidentally killed him and they didn't want to show it. the victim could have resisted and they might have murdered him then. >> reporter: the video has a horrific feature, isis shows the man intelligence sources believe is jihadi john and others in detail too graphic to show here beheading more than a dozen mean. the militants claim they're syrian pilots. it's the first time jihadi john is seen apparently killin

reportedly including steven sotloff and james foley and the british aid workers david haynes and alan henningaded one by one starting in august. the atrocities caught on video and sent around the world. another video surfaced and it was peter's. president obama calling the act evil. the family converted to islam while he was in captivity. they talked about his mission in life. >> greater love hath no man than this than to lay down his life for another. a while ago we were informed that our beloved son abdel rahman, no longer walks this earth. our healths, though heavy, are filled up with the love and support that have poured into our lives the last few days. >> our hearts are battered, but they will mend. the world is broken, but it will be healed in the end. and good will prevail as the one god of many names will prevail. >> there are obviously many complexities surrounding a strong, simple notion. there are clues in the gruesome video, signs of more western faces among the murderers and questions about how to respond. a columnist for "the new york times" today likening it to a never ending