<iframe width="580" height="385" src="https://www.youtube.com/embed/l5_xOljVlEg?hl=en" frameborder="0" allowfullscreen></iframe> <br>This special video walks you through the 40 plus combat patches (shoulder sleeve insignia) authorized for U.S. Army Vietnam Veterans between 1961 and 1973 ... <br><a href="https://www.youtube.com/watch?v=l5_xOljVlEg">source</a>