As if to punctuate a recent report by Amnesty International detailing the human rights violations committed by several US backed rebel factions in Syria, the Nour al-Din al-Zinki Movement, one of the US supported factions, has been caught on film beheading a young Palestinian boy.

The video shows fighters from the rebel group with a boy who is described as 13-years-old, presenting it as capturing “an Assad soldier.” A second video was released showing them cutting the same boy’s head off in the back of a truck.

The incident took place in Hanadarat, where Syrian troops have been fighting against a coalition of US-backed rebels, which includes the Nour al-Din al-Zinki as well as the Free Syrian Army. The Free Syrian Army was critical of the killing, saying they intendthose who replied to the screening questionnaire \[[@B10]\] in the frame of the Italian branch of the ECRHS-stage1 in 1991/1992, was performed in three Italian centres (Verona, Pavia and Turin) during 1999/2000. The initial cohort was made up of 6031 subjects, randomly chosen from the general population. The mean age of the cohort in 1991/1992 was 32.7 years (range 20--44 years) and the percentage of women was 49.6%. All subjects were mailed a new questionnaire up to two times, in case of non response. The questionnaire administered in 1999/2000 included the same standard questions used in the first survey (enquiring about asthma attacks, wheezing, nocturnal dyspnoea, nocturnal tightness, allergic rhinitis in the last 12 months and current use of asthma drugs) with additional questions on the history of