A BBC investigation has located one of Europe's most wanted people smugglers in Iraq. Barzan Majeed, nicknamed the Scorpion, admitted trafficking thousands of people, knowing it was illegal and dangerous. He is still operating, after being deported from the United Kingdom eight years ago.Also in the programme: UNWRA closes it headquarters in Jerusalem following attacks; and why the future of the African penguin is threatened with extinction.(Picture: Barzan Majeed. Credit: BBC)