national your phone calls with "washington post" senior correspondent an associate editor, rajiv chandrasekeran. who discusses his book, "little america the war within the war it's about 20 minutes. naonal >> host: and we are back livel r at the national book festival here o in washington, d.c.. ds o this is the number one of two expa of coverage. ooe book festival was no and b willnded to two days and book tv will be live both days. if you would like to see the wae full schedule, go to booktv.orge pleased to be joined with rajiv chandrasekaran, an associate editor at the was post, and most recently the author of this book, "little america" about the war in afghanistan. but where did the term little america come from? >> it came from a remarkable project in the 1950s, led by a team of american engineers, to develop parts of southern afghanistan to dig irrigation candles, build dams, in the very same terrain that the current troop surge unfolded in. back then, these american engineers decided to build a model town for themselves. right smack dab in the middle of the desert in the province. eight