A British-born U.S. photojournalist and a South African aid worker held hostage in Yemen by al Qaeda militants have been 'murdered' in a failed rescue attempt. American citizen Luke Somers had been held hostage since September 2013 in Yemen's capital Sana'a having moved to the country two years earlier. The 33-year-old was reportedly shot by his captors as Navy SEAL Team six, made up of around 40 men, carried out a dramatic rescue bid in the Wadi Abdan region of the southern Shabwa province late on Friday night. It is the second attempted extraction by special forces in as many...