nicholas: this is anotrer important uction on the meghan markle familiarization tour of the united kingdom. the message is how much scotland matters. the union, of course, is a sensitive issue, when the royals know they must engage with care. the navigation will increasingly be the task of younger royals like harry and his wife to be. scotland will needed to be regular destination. nicholas witchell, bbc news, inedrgh. jane: two months ago, our legal correspondent clive coleman lost sarah to lung cancer. she was one of a growing number of healthy non-smokers to lung cancer is one of the most deadly cancers, and yet it receives far less funding for. resear the consequences for non-smoking victims can be devastating. ea when you are first diagnosed with cancer, it islly scary, and i was very scared. i was diagnosed with lung cancer inugust 2015. clive: this is my younger sister sarah. she died of lung cancer in december, o years after being diagnosed. in the months before her death, she made this film about her condition. before she got the illness, i knew relatively little about it. i share