Liberal Democrat leader Sir Ed Davey said any prospective trade deal between the UK and US should be scrutinised by Parliament, adding he was worried the Government might "sell out" British farmers or allow US firms to become involved in the NHS.

Liberal Democrat leader Sir Ed Davey said any prospective trade deal between the UK and US should be scrutinised by Parliament, adding he was worried the Government might "sell out" British farmers or allow US firms to become involved in the NHS.