President Donald Trump joined a dignified transfer on Wednesday for three Americans killed in an ambush in eastern Syria after two Army National Guard soldiers and a civilian interpreter were identified earlier by the Pentagon.Trump met privately with families before the transfer at Dover Air Force Base and said the event was "beautiful" as senators, military leaders and local officials attended while two separate teams handled the remains.U.S. officials said the attack occurred during a key leader engagement, wounded three other Americans, and left questions about the attackers links to Syrian security services as investigations and force protection reviews continue.