The US attorney's office in Washington has said that the Libyan militia leader suspected in the 2012 attack on the American diplomatic mission in Benghazi that killed four Americans is in federal custody.
A spokesman said: "Ahmed Abu Khatallah is in law enforcement custody," but would not say where he was being held. US officials said Khattallah was expected to arrive in America over the weekend.
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Changes to energy supply have helped reduce carbon emissions but the UK still has far to go to meet ambitious carbon emission target.
Conservative and nationalist parties in Austria have agreed a coalition that will make 31-year-old Kurz Europe's youngest leader.
The Which? annual survey saw British Airways languishing near the bottom for passenger satisfaction in both short and long-haul.