CIA activities in Vietnam the next 14 years, the focus of their paramilitary operations changed over time. Until 1964, the Hmong fighters in Laos focused on trying to fight back North Vietnamese fighters and on preventing further encroachment. They were highly important, because the US hadn't begun putting troops on the ground in any great numbers, yet. After that, in 1965, the report describes the Hmong activities in Laos as "flitt[ing] over mountain trails or mov[ing] by air to occupy key high ground and to harass Hanoi's tanks and artillery," meaning that US troops took on a frontline role and asked the paramilitary forces
What Happened to Us the song which features Stan Walker, was released on 29 May 2011. "What Happened to Us" charted on the ARIA Singles Chart at number 14 and was certified platinum by the Australian Recording Industry Association (ARIA). An accompanying music video was directed by Mark Alston, and reminisces on a former relationship between Mauboy and Sean. "What Happened to Us" was written by Josh Alexander, Billy Steinberg, Jeremy Skaller, Rob Larow, Khaled Rohaim, Israel Cruz and Jay Sean. It was produced by Skaller, Cruz, Rohaim and Bobby Bass. The song uses C, D, and B minor chords in the chorus. "What