Analysis of information sources in references of the Wikipedia article "110th Cavalry (United States, 1988–1996)" in English language version.
The 173rd Infantry Detachment started out it's [sic] existence as the Scout Platoon, Troop D, 1/26th Cavalry. When Troop D was reorganized in October, 1986 the scout platoon was no longer required and subsequently reformed into a long range surveillance detachment. The split from Troop D officially made this a new unit which does not share history from Troop D. This units first assignment continued with the 1st Squadron, 26th Cavalry Regiment.
The 173rd Infantry Detachment started out it's [sic] existence as the Scout Platoon, Troop D, 1/26th Cavalry. When Troop D was reorganized in October, 1986 the scout platoon was no longer required and subsequently reformed into a long range surveillance detachment. The split from Troop D officially made this a new unit which does not share history from Troop D. This units first assignment continued with the 1st Squadron, 26th Cavalry Regiment.