Anna Sjöberg, head of the European Counter Terrorism Centre at Europol, says lone-actor attacks present a challenge because perpetrators are “radicalised online”, creating a “lack of possibility for law enforcement to intervene in a timely manner”.
Terrorism is a ‘persistent’ threat, says Europol
Anna Sjöberg, head of the European Counter Terrorism Centre at Europol, says lone-actor attacks present a challenge because perpetrators are "radicalised online", creating a "lack of possibility for law enforcement to intervene in a timely manner".