i also tried so hard to hide the reason for my departure from my family and got in touch with a couple of international lbgti organisations, and thankfully they acted fast. britain is a new home for me. everything is new to me here. a new lifestyle, a new language and culture, i'm nervous about my future and i'm trying to figure out where to start my new life, but man, i feel safe and free. this is amazing. now on bbc news, our world investigates the controversial technology that could help tackle america's growing gun crime problem. operator: 911, - state your emergency. man: itjust sounded like there were fires of gunshots. - how many shots? 15 or 16. on average in america, 50 people are killed every day with guns. do you feel safe here? no. in california, we have the worst gun violence. it's just terrible, man!