But a spokeswoman for Bhutto's Pakistan's People's Party said the British investigators were limited in their ability to investigate the killing fully and that the party remained convinced that Bhutto died from a gunshot wound.
Although the 25 British Conservative Party MEPs have left the European People's Party to form the European Conservatives and Reformists Group (ECR), the EPP remains the strongest bloc in parliament with 264 seats.
Further proof came in another story making waves in Strasbourg, the departure of British Conservatives from the main centre-right group, the European People's Party (EPP).