claim: The Tracey Fragments had its North American premiere at night.
evidence: The 2d Pursuit Group was an Air Service , United States Army unit that fought on the Western Front during World War I as part of the Air Service , First United States Army .. World War I. World War I. Western Front. Western Front ( World War I ). First United States Army. First United States Army. It was demobilized in France on 10 April 1919 .. There is no modern United States Air Force unit that shares its lineage and history .. United States Air Force. United States Air Force