In wake of Syria attack that killed two US soldiers, Trump faces complicated ally and echoes of Afghanistan

When an attacker killed two US service members and a civilian interpreter in Syria over the weekend, President Donald Trump vowed “very serious” retribution against those responsible and officials were quick to describe the assailant as a “lone gunman” who was a member of ISIS.

​ When an attacker killed two US service members and a civilian interpreter in Syria over the weekend, President Donald Trump vowed “very serious” retribution against those responsible and officials were quick to describe the assailant as a “lone gunman” who was a member of ISIS. Read More Breaking News, Latest News and Videos | CNN