How do you solve Syria?

Recent developments in Syria highlight the need for the United States to revisit its broader Middle Eastern policy.

Early last week, I joined a small meeting of House Republicans for an update on Syria from Secretary of Defense Mark Esper where he discussed a phone call from President Erdogan of Turkey to President Trump.

During that call, Erdogan notified President Trump that after years of waiting at the Syrian border, Turkish troops would finally cross over. He assured that Turkey was not coming after our troops but targeting certain Kurdish factions they consider terrorists. He gave...