She watched her brother A.D. come on the plane with the Rev.

CNN: Sister remembers 'horrible moment' King was killed

"But the brother was really not shocked, he was like: 'Come on I could tell that you're different, but I respect you, '" she told the BBC.

BBC: Obituary: Uganda gay activist David Kato

Tourists from all over the world, many of whom seem to romanticise the life of a man who made his way to No 7 on the Forbes world's richest list, come to ask Roberto about the "true" story regarding his brother, who lived from 1949 to 1993.

BBC: Inside Pablo Escobar��s Medell��n cartel