gchq — the uk's intelligence and security organisation — is challenging young people to discover their weapon? it's their christmas card. earlier, i wasjoined by our reporter mark lobel and i asked him what this was all about. we wanted to get a bit tinsel on set, because it is christmas. now, i was going to wear it but because of another government quiz under the spotlight at the moment in which someone is wearing tinsel, we thought best for rudolph to wear it, so huge thanks to our world service colleagues. rudolph apparently is four years old and wearing that tinsel beautifully, i think you'd agree. he carries it off, doesn't he? and it's also about gchq - this intelligence gathering agency that's meant to keep the uk safe against crime, terror and hostile states. so how challenging is this? well, they're meant — the whole point of this is to recruit young people between 11 and 18 from — using the science, technology, engineering and maths—focused quiz. did you ever, by the way, consider this as a career? um... chuckles. wasn't expecting that question! but funnily enough, when i was