have you watch this program? Sometimes that's the hardest part of being immigrant. I encountered some young people a bit abusive call you some names etc and i just avoiding them bec confronting them is not a good idea as young people here are very scary in my opinionif i saw a group of young people my first instinct is to avoid them right away although, in some cases you can't like in public transportation.
http://www.bbc.co.uk/iplayer/episode..._the_Doorstep/