There are those people who are in your corner no matter what you can't do any wrong even when you do wrong. And then there are those people that no matter what you do they are going to dislike you and that's not going to change.
The term 'the American Left' is as near to being meaningless or nonsensical as any term could really be in politics. It isn't really a force in politics anymore. And it would do well to ask itself why that is.