Breaking pre-market news on Tuesday,
- BP starts to drill relief well in Gulf of Mexico – statement.
- UBS Q1 results beat forecasts; on track to meet medium term goals – statement.
- Essar Energy to commence trading on the London Stock Exchange – statement and earlier statement.
- Inspired Gaming recommends £74.4m/60p a share cash offer from Vitruvian- statement.
- Corporate: Aberdeen Asset Management, British Land, BHP Billiton, G4S, Gulf Keystone Petroleum, Inmarsat, Michael Page International, Standard Chartered, Xstrata.