As a Vietnam vet I have seen this before. It ain't pretty; but necessary. It takes more nerve to fold on a bad hand than see it through and pass it along to someone else, and Biden should be supported.
History tells us that regardless how we got in to Afghanistan, the getting-out was destine to be a horror show.
Eugene Robinson of the Washington post (my favorite commentator) tells it best:
And it ain't over tell it's over.
SEMPER FI MARINES