The Labour MP for Derby North, Chris Williamson, has criticised the decision to award the £1.6bn Thameslink contract to Siemens.
On his Twitter account, Mr. Williamson said:
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An engineer has been confirmed dead in the crash in Wales. The RAF say the pilot survived and is receiving treatment.
A Red Arrows jet has crashed after an incident at RAF Valley in north Wales, the Ministry of Defence has said.
It has been confirmed that the Red Arrows pilot survived the crash but unfortunately, the passenger, an RAF engineer, died.