BP chief pulls out of speech on "global responsibility"

BP chief executive Tony Hayward has cancelled plans for his first public appearance in Britain since the Gulf of Mexico oil spill.

He was due to address oil company bosses and energy ministers at a conference in London today (Tuesday) giving a speech on the global responsibility of oil companies .

BP said Hayward was concentrating addressing the Gulf crisis.

The chief executive has been replaced by his deputy, BP chief of staff Steve West for the event.

The cost to the oil giant of the Deepwater Horizon disaster is estimated at $2bn (£1.35bn ) so far.