Vietnam was so serene and beautiful at times but the war came with a bang in a flash. The world turned upside down and regaining awareness and alertness was the first order of business. Next comes what was it, where did it come from and how do I respond? By then many ambushes are over. Clean-up the mess and move on. Not having a chance for pay back is frustrating and tension builds with each incident. Bad things happen when a chance to blow-up things presents itself.