River's Sacrifice - Forest of the Dead - Doctor Who - BBC

Want more Doctor Who? Visit the official Doctor Who channel: http://bit.ly/WWDoctorWho Doctor Who The home of Doctor Who on YouTube with clips dating back from 1963, all the way through dozens of regenerations, to the latest clips of the Peter Capaldi era and the announcement of Jodie Whittaker as the Thirteenth Doctor: http://bit.ly/WWDoctorWho River Song prepares to make the ultimate sacrifice as she wires herself into the data core. With the Doctor handcuffed and helplessly looking on, will Donna and the others lost in the library be saved? Fantastic clip from the fourth series of Doctor Who starring David Tennant and Alex Kingston. Watch more high quality videos on the BBC Worldwide YouTube channel here: http://www.youtube.com/bbcworldwide