>> here's this little boy when her mother locks herself in the bathroom after an argument with charles, and she's sobbing and here is this little 7-year-old william slipping tissues under the door and saying, i hate to see you sad, mummy. >> as william got older, diana made sure he was prepared for all the scrutiny he would face. >> william was old enough to read the papers, although the headmaster at the school made a point of keeping them out of his reach. >> did he really? >> yeah, he did, in order to protect him. but then william moved to eaton and you couldn't hide newspapers from william and the other boys. they were interested. over time, he became a confidant to diana. so he took an awful lot on. >> it is announced from buckingham palace that with regret the prince and princess have decided to separate. >> by august 1996, william's parents finally divorced.