one serviceman killed after aircraft went down in rebel - held area of north - western Syria , near ain al - Zawiya . Technical malfunction saw it make emergency crash - landing , leading to Syrian Observatory for Human Rights . turkey 's state news agency confirmed the crashes , and said authorities are now looking for the crew .
Fifth serviceman killed after aircraft went down in rebel-held area of north-western Syria , near Jabal al-Zawiya . Technical malfunction saw it make emergency crash-landing , according to Syrian Observatory for Human Rights . Syria 's state news agency confirmed helicopter crash today and said authorities are now looking for the crew .