. >> pelley: the bandits used her cell phone to call her husband, erik landemalm.wo had married on an african beach two years before, but his number and the numbers of buchanan's family had all been disconnected. it was part of the charity's emergency plan. the one number that worked was her nairobi office with a hostage negotiator standing by. and so began months of talks. where did they keep you, day in, day out? >> buchanan: under trees and outside. >> pelley: you were outdoors for 93 days? >> buchanan: yep. and at night, they forced us to sleep out in the open. >> pelley: what were the nights like? >> buchanan: long and cold. then, the rainy season hit, and it would rain all night long. and you're already freezing, so then you're sitting there wet. >> pelley: what were you eating? >> buchanan: tuna fish, maybe once a day. we would get a small can of tuna fish and a piece of bread. >> pelley: did you feel like you were beginning to lose your humanity at any point? >> buchanan: yeah. i mean, they treated us like animals. to be so sick that, you know, you're vomit