A trans flight attendant who fronted a United Airlines campaign about transgender awareness has taken her own life after sharing a heartbreaking post to social media with the message 'I am so sorry.' Tributes have been paid to Kayleigh Scott, 25, after she was found dead at her home in Denver, Colorado, on Monday. Kayleigh appeared in the commercial in 2020 to celebrate Transgender Day of Visibility, which falls on March 31. A harrowing post to her Instagram and Facebook pages hours before she died said: 'As I take my final breaths and exit this living earth, I would like...