<prompt> Pedzisa mutsara unotevera: Munguva yehondo yeVietnam, Walton akashanda muGreen Berets sechikamu cheStudies and Observations Group. Akabatanidzwa mukurwisana muA Shau Valley uye mu  <response>: Laos, kwaakanga ari murapi uye mutevedzeri womutungamiriri weboka rainzi Spike Team Louisiana. Walton gare gare akagamuchira Silver Star nokuda kwoushingi muhondo. 