thompson hugh lai massacre 1968 stopped coisa tiveram certa vidas arruinadas fazer investigation helicopter stmuscholars
thompson lai hugh massacre vietnam wo1 pilot calley helicopter 2lt civilians 1331 massacring prevented troops testifies kubert sargento kanigher brain
hugh thompson lai massacre helicopter
hugh thompson vietnam helicopter pilot lai hardtalk bbc
lai thompson vietnam veterans hugh memorial washington npr intervened man who ceremonies introduced waits 1998 caption hide during march
lai helicopter crandall hiller thompson historicwings flew wo1 source