There are heiterim for eating chazer, too. There are heiterim for killing someone, also, depending on the circumstances. So lets not condemn the guy who killed the little boy five years ago. Or anyone who publicly eats chazer.
Someone who isn’t frum to begin with can’t then convert his non-Jewish girlfriend since she isn’t agreeing to be completely frum, as required.
And for the umpteenth time there is no reason to believe a rabbanite recognized US bais din did the conversion. Furthermore, the zionist rabbinite is far from being a good arbiter on which beis din is kosher or not.