we'll visit a chinese archaeologist who works on the statues of the terracotta army, and the son of charliehaplin invites us into his home. first, we're going back to the 1980s, and the beginning of the hiv/aids outbreak. at that time, stigma about the condition was rife. in 1987, princess diana agreed to make a highly symbolic visit to the first hiv/aids unit in britain. our first witness, john o'reilly, was a nurse at the unit, who welcomed one of the most famous women in the world. for everybody affected by hiv and aids around the world, it was a major coup. it was amazing. officially, the princess was officially opening the first purpose—built aids ward. perhaps, more significantly, it she demonstrated to staff and patients her confidence that aids can't be contracted by casual contact. people were frightened, really frightened. because we didn't know what it was to begin with, there was a lot of aids phobia, homophobia. the media were unkind, particularly the tabloid press. i hated all that kind of misinformation and hysteria. the headlines were scaremongering, ignorant, misleading the