David Cameron visits BP's North Sea headquarters and gives speech

David Cameron visits BP's North Sea headquarters and gives speech; David Cameron speech SOT - As oil supplies, gas supplies the world over get more challenging to recover there is an immense opportunity for British companies to take what we learn in the North Sea and apply it in other parts of the world / my first meeting with Barack Obama was after the Deep Water Horizon incident - important that BP had to do all the things to make right what had happened, important to safeguard a great British company / travelled to Russia with Bob Dudley to make sure vital investments BP is making in Russia are safeguarded / some people may say it's not appropriate for a Prime Minister to get on an aeroplane, stack it full of businessman and fly across the world, I think it's absolutely vital to try and grow our exports, trade and investment in every part of the world and I will go on doing that / North Sea oil isn't running down, there are many years left / huge challenges ahead / celebrate a great day Question and Answer Session: Audience member asking question SOT