A senior officer in Palestine Liberation Army militia affiliated to regime was killed in mysterious circumstances

"Palestine Liberation Army" militia, backed by the Syrian regime, mourned Monday its Chief of Staff, Colonel Salah Qassam Shehadeh,

Without announcing the causes that led to the death until the moment of editing this news.

Opposition networks spoke of Shehadeh's killing during battles with cells of "ISIS" organization in the desert region in eastern Syria, which have continued since the beginning of this March.