25-year-old Edir Frederico Da Costa died from wounds allegedly sustained during his arrest by police. Large crowd of activists holding Black Lives Matter signs went on a rampage in the vicinity of Forest Gate police station near the spot where man was detained. READ MORE: br COURTESY: RT's RUPTLY video agency, NO RE-UPLOAD, NO REUSE - FOR LICENSING, PLEASE, CONTACT br RT LIVE br Subscribe to RT! br Like us on Facebook Follow us on Twitter Follow us on Instagram Follow us on Google+ Listen to us on Soundcloud: br RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.