Russian and Syrian forces standing guard at the Abu Duhur crossing on the eastern edge of Idlib province, Syria. George Ourfalian / AFP
Russian and Syrian forces standing guard at the Abu Duhur crossing on the eastern edge of Idlib province, Syria. George Ourfalian / AFP
Russia says over 63,000 troops have fought in Syria
Russian airforce has conducted more then 39,000 sorties and killed over 86,000 'militants' say the defense ministry
