. >> kate and gerry mccann were a british couple, normal couple, middle upper class. >> clap your handsether, 1, 2, 3. >> kate and gerry have twins. they were very young. madeleine was almost 4. madeleine mccann is a particularly beautiful child. she talked a lot. she was very lively. she liked to play. >> santa must have bring all these toys! >> she looks like kate, but she's got mccann personality. and if you've seen the rest of my family -- >> she's loud. >> yeah, she's loud. and she's a real extravert. and for one so young, she can express herself so well. >> madeleine had a stuffed animal that she called cuddle cat. >> she adored and she was never without. >> kate and gerry, they were hard workers, wanted to go on a great vacation with their three children and with seven of their friends. and between the seven friends, they had five children. >> oopsie, you all right? >> it's the first time i'd ever been to portugal, but all the family and friends i knew that have been there said it's, you know, it's a lovely country, and it's really safe and it's for families. >> cheer up, gerry.

whistles and boos greeted kate mccann as she entered a portuguese police station for a second straight day of questioning. >> kate and gerry, because of their suspect status being imposed on them, they thought it best to go back to the uk. >> i flew back with kate and gerry yesterday. i was on there, on the plane that brought them back to england from portugal. kate was just looking out of the aircraft window and quietly sobbing. and you can just imagine the emotion for her coming back home without madeleine. >> but then, the blood samples that were sent to the lab came back. >> because those lab results were inconclusive, it led to the winding up of the police investigation. >> the mccanns were no longer suspects. why? because there was no evidence against them. >> at the lowest point, i thought our family was going to be destroyed. but ultimately, the overwhelming objective that we have is to find madeleine. >> despite all the rumors and reports, one fact remains painfully clear -- madeleine is still missing. >> i will never forget them driving up to their home after being gone in po