Kaci Sullivan: 'I gave birth as both genders'
Kaci Sullivan, from Missouri, first gave birth five years ago, before beginning to transition and start living as a man.
Last month, he gave birth again after seven days in labour.
Kaci conceived with partner Steven after a break from taking male hormones.
Watch the BBC's Victoria Derbyshire programme on weekdays between 09:00 and 11:00 on BBC Two and the BBC News channel.
21 Dec 2017