Pfizer and AstraZeneca drug firm chiefs grilled by MPs
13 May 2014 Last updated at 21:08 BST
Chief executives have faced MPs over the proposed takeover of UK drug company AstraZeneca by US firm Pfizer.
Unions, politicians and scientists have concerns over what could be the biggest takeover of a UK company.
The boss of Pfizer has defended the firm's track record - though has conceded there would inevitably be some job cuts.
Kamal Ahmed reports.