- The US and Italy brought an extradition treaty into force in 1984
- It obliges each country to extradite anyone charged with or convicted of an extraditable offence by a jail sentence of more than one year
- In this case, Italy must give the US specific documents to show they have "probable cause to believe" that Meredith Kercher was murdered, and Miss Knox committed the offence
More top news
Passengers, including a pregnant woman, say they have been stranded since 4pm yesterday.
The boxer said it was the "least he could do" and even donated the £30,000 shorts he wore in his last fight against Devon Alexander.
By Sunday it should become drier with spells of winter sunshine but temperatures will still remain on the cool side.