The mother of one of four suspected Islamic State fighters has lost a legal challenge against the UK's sharing of evidence with the US without seeking assurances he would not be executed.
El Shafee Elsheikh is accused of belonging to an IS cell which is thought to have beheaded hostages.
He is being held with another suspected cell member in northern Syria, and they may face prosecution in the US.
The court ruled the UK has no legal duty to protect Mr Elsheikh.
Britain shared 600 witness statements gathered by the Metropolitan Police with the US under a process called “mutual legal assistance” (MLA).
Mr Elsheikh's mother, Maha Elgizouli, challenged the government's decision.
She argued that, due to the UK's stance on the death penalty, the government should have ensured her son would not face execution if he was extradited and tried in the US.
She also stated that it went against her own human rights, and breached data protection laws.
Lord Chief Justice Lord Burnett said: “There is no general, common law duty on Her Majesty's government to take positive steps to protect an individual's life from the actions of a third party and that includes requiring particular undertakings before complying with the MLA request.”
Mr Elsheikh and the other suspected IS fighter, Alexanda Kotey, were raised in the UK, but no longer…
