Are you aware of the differences between WW2 , Korea, Vietnam, Afghanistan, Iraq?
WW2 was fought with the military making decisions.
Korea, Vietnam, Iraq, Afghanistan wars run buy politicians for Washington DC.
WW2, Korea were conventional wars. Iraq, Afghanistan, Vietnam were guerrilla wars where the one side was not easily identified.
How many dates do you think we would have had in Iraq, Afghanistan if the same medical treatments in Vietnam were only available?
As a side note, at the estimated number of POW’s in Vietnam was 591 for the 11 years of war.
And Cronkite was beyond wrong. The US had destroyed the Vietcong and most of the NVA in S. Vietnam with the TET offensive. Cronkite’s based reported forced the US to scale back operations and allowed the North to rebuild and take over South Vietnam.