26-year-old Peter Kassig worked as an aid worker after serving in the US Army in Iraq. He was captured by Daesh militants in October 2013 while delivering food and medical supplies to refugees in eastern Syria.
Daesh* leader Abu al-Umarayn, who was involved in the abduction and subsequent beheading of a former US servicemen, has been killed in a precision drone strike in the Badiyah Desert in Syria, according to a coalition spokesman.
26-year-old Kassig was kidnapped in October 2013, when he worked as an emergency medical technician in eastern Syria helping victims of the war.