In-depth: Britain's secretive special forces have operated across 19 countries, including the Middle East, but there's been a lack of government accountability.
![King Abdullah Jordan [Getty]](/sites/default/files/styles/image_156x88/public/media/images/4F80F242-4070-4FCA-9030-3E861BFC005C.jpg?h=d1cb525d&itok=HzaonJi0 "King Abdullah Jordan [Getty]")
