Israel - saving their sworn enemy

Daily mail.

"Almost every night, Israeli troops run secret missions to save the lives of Syrian fighters, all of whom are sworn enemies of the Jewish state."

Daily mail: "Saving their sworn enemy: Heartstopping footage shows Israeli commandos rescuing wounded men from Syrian warzone - but WHY are they risking their lives for Islamic militants?"
http://www.dailymail.co.uk/news/article-3315347/Watch-heart-pounding-moment-Israeli-commandos-save-Islamic-militants-Syrian-warzone-risking-lives-sworn-enemies.html#i-ea0082f4a5a2c8ac