Thirty young boys and girls injure four people in ‘unprovoked’ attack in Croydon Read more: http://www.croydonadvertiser.co.uk/Thirty-young-boys-girls-injure-people-8216/story-27795095-detail/story.html#ixzz3lnvjdWo9 Follow us: @CroydonAd on Twitter | croydonadvertiser on Facebook