Ian Read, Chairman and Chief Executive of Pfizer Inc., arrives at Portcullis House to attend a parliamentary business and enterprise committee hearing on the future of AstraZeneca, in central London, ... more 
Ian Read, Chairman and Chief Executive of Pfizer Inc., arrives at Portcullis House to attend a parliamentary business and enterprise committee hearing on the future of AstraZeneca, in central London, May 13, 2014. The boss of U.S. drugmaker Pfizer faces UK lawmakers on Tuesday with a promise and a threat - to protect British jobs in his proposed joint creation with AstraZeneca of a global powerhouse upon which he says the latter's future depends. REUTERS/Andrew Winning (BRITAIN - Tags: BUSINESS POLITICS HEALTH EMPLOYMENT) less 
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Reuters | Photo By ANDREW WINNING / REUTERS
Tue, May 13, 2014 4:56 AM EDT