Tributes to British teenager Abdullah Deghayes, who was killed in Syria, have been left on social media.
Friend Louis Tierney wrote on Facebook: "Miss you like mad! Love you mate forever in my heart xxxxx."
Other friends have taken to Twitter:
R.I.P To My Boy Abdullah Deghayes Jannah InshAllah!
R.I.P this is such a shock, can not get my head around it. Everyone's gonna miss you Abdullah Deghayes. much love xxx
R.i.p Abdullah xxx
A spokesperson for the Foreign Office said, "We are aware of the death of a British national and are urgently looking in to it."
More top news
The final of the 'Big 6' energy firms to cut prices - EDF - has announced it is reducing gas tariffs by just 1.3%.
Memorial and Learning Centre to use digital technology to commemorate and educate about the Holocaust
ITV News returns to Bergen-Belsen with Bernard Levy, a Jewish British army officer who was only 19 years old when he liberated the camp.