London's very own crocodile wrangler in action
Highbury wildlife expert Peter Prodromou takes on some of planet's most dangerous animals
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How are covert sources recruited?
At the centre of every foiled terrorist plot is a 'Covert Human Intelligence Source', or agent but how are they recruited?
The spy claims of Woolwich suspect's brother
Jeremiah Adebolajo - the brother of Michael Adebolajo - claims he and his family have been approached by British authorities for years.
Woolwich suspect's brother 'approached by British spies'
The brother of Woolwich suspect Michael Adebolajo has told ITV News British Intelligence have repeatedly approached him and his family.