generals have always been subject to the whims of politicians.
In this case, the General on the ground should have/take complete control of his command and do what he thinks right, win or lose. Politicians should provide or with-hold resources.
Battle is battle, and politicians have no clue.
Bet that 'Bama is trying to find someone to re-animate the corpse of McNamara.... Grump, grump, grump.
/johnny