begin with t, end with ime. time. by stretching out the time. you'll have enough force of friction between that big wheel and the track to get all those cars in motion. that's right. ain't that neat? it's like taking your courses in school. did you ever take 80 units at once? [laughter] honey, you can't pull 80, 80 units at once, right? it's like taking a summer course and maybe, like, three calculus courses in the chemistry lab and then in 10 weeks-- you can't do that. you need more--time. you like to see something neat? it's called the swinging wonder. watch this, gang. i gonna be lifting one of this balls up. that's strange. only one ball came out the other side. i'm gonna be lifting two balls up. that's strange. two came out the other side. i'm gonna be lifting four balls up. no. i lifted three, i said four. i thought maybe it might be what i'm saying, okay? and it turns out it wasn't what i was saying. let's see what happens if i do lift four balls up. but there's only 1, 2, 3, 4, 5, 6, 7. let's try it. that would be wild if four balls came

end user group. i think one of the most critical groups not to lose sight of is actually the patients themselves, and when i think about successful initiatives, bringing together im/it solutions withhe clinical personnel in order to better serve patients, whether in the va or not, and that's always been around communications, that's been around multidisciplinary teaming, and that's been around having sense-making agents who are able to stand in between those 3 groups and to take the best from each in order to provide the safest and most effective care to our end users. >> so when you talk about the end users, the patient, that is the most important from everybody's perspective, from government's perspective, from the commercial sector's perspective. so looking at what's happening globally on a global basis, that we are no longer gonna be deploying a lot of the military, they're returning home, so we have the military side, and we also have domestically in terms of health care. are their differences, or are they the same issues for the patient, the end user? >> there are many similar issues, but there are some key differences. with returning servicemen and women who are coming back

ime minister maliki on down. deiteheub a high cost in terms of lives and treasure, there really was an opportunity toward the end of the conflict to construct a better relationship withted states and it didn't happen because of reaso in iraq a iton'ap bause of differences within the obama administration. >> in the book you write about the obama's administration handling of the withdrawal from iraq. the administrion had a fresh chance to reengage with iraq leers d e li. obama did not act decisively on that chance choosing ahead to take hands off approach on iraq. this decision was characteristic of those obama made on ir. saw ersolnt ere not as an opportunity but rather as a leftover minefield, a path out of which had to be charted as quickly as possible. explain that to us. >> at the end of the bush administration, the beginng of th obama adnistti vice d substantially in iraq. the question was were we going to keep a small number of troops in iraq after 2011? how would that be negotiated? there was a significant difference, i think, in perspeive between t pta eir mullen, chairman of the joint chiefs of staff, civilians, saw iraq as an opportunity. they wanted to keep