WASHINGTON (Reuters) -U.S. President Donald Trump's special envoy to Syria on Saturday said he met with Syrian President Ahmed al-Sharaa and commended the leader's steps taken regarding foreign fighters and relations with Israel. Thomas Barrack, a special envoy to Syria and the current U.S. ambassador to Turkey, said in a statement that the two met in Istanbul on Saturday, and that he commended Sharaa for "taking meaningful steps" on foreign fighters as well as "relations with Israel."