Kai Trump is opening up about her sweet relationship with grandfather Donald Trump - including her 'most embarrassing moment' in front of him. The future University of Miami golfer, 17, shared more about her personal life in an intimate new video posted to her YouTube channel where she answered questions from fans. Right off the bat, she revealed what her most embarrassing moment was with her grandfather, and to no one's surprise, it involved golf. #news #politics #trump #kaitrump #golf