children, william and harry. >> reporter: the people's princess hoping those who needed it most, a legacy her sons and their families are carrying on today, and like how he is doing now, diana was not afraid to challenge the royal status quo or the press. >> but i was not aware of how overwhelming that attention would become. >> reporter: just imagine how heartbroken she would be to see how her death impacted harry. >> every single time i see a camera, every time i see a click or see a flash, it stake takes me straight back. >> reporter: at 12 years old walking behind his mother's coffin. alongside his brother. >> we were very young. each of us had a shoulder to cry on if we needed to >> reporter: in life and in death, dianna challenged the monarchy changing it forever now unable to advise her sons or meet her grandchildren. we can only imagine what diana might say to her youngest son don't let duty and responsibility bind you. she might tell him, just try to