ISIS-linked terrorists Published February 27, 2017 FoxNews.com Facebook Twitter Email Print German hostage Jurgen Gustav Kantner kneels before his Islamic militant captors at an undisclosed location. German hostage Jurgen Gustav Kantner kneels before his Islamic militant captors at an undisclosed location. (SITE Intel Group via AP) A German sailor who had survived two months as a hostage of Somali pirates nearly a decade ago was beheaded in the Philippines by Islamic terrorists, a short video released Monday showed, after a deadline to pay the man’s ransom passed. Jurgen Gustav Kantner's beheading was the first murder of a hostage by the...