let s turn to nic robertson. actually, let s go to david cameron making a statement on the drone strike. good morning. last night, the united states carried out an air strike in raqqah, syria, targeting jihadi john or his name is mohammed emwazi. we cannot verify this is successful, but let me be clear, i always said we would do everything to track down emwazi and stop him taking the lives of others. we have been working with the united states literally around the clock to track him down. this was a combined effort and contribution of both our countries was essential. emwazi is a barbaric murderer. he was shown in the videos of the beheading of the british aid