“Do you not distinguish between the official teachings of an organization, and the practices of some of its members?”
This is known homosexuality - AT THE VATICAN - and known about by Popes and not eliminated.
Theoretical teaching has little effect when it is ignored by the people in charge.
Also, keep in mind that if all the sinners were to be expelled from all the denominations in the world, there would not be one person left in any of the denominations (including yours), as "All have sinned...".
So, what do you propose should be done with sinners in a given denomination?
And if we have learned anything from Trump's short presidency so far, it is that many of the public charges against him as a leader have turned out to be proven false, and there have been a great number of "fake news" stories presented about him already. It is not wise to believe everything you encounter in the press or on the internet.
(Another thing to keep in mind is that God always knew there would be some bad "shepherds" in His "pasture", and promised that they will have a bleak future to look forward to. "Woe to the shepherds who are destroying and scattering the sheep of My pasture!" declares the Lord. Jeremiah 23:1.)
(I have to wish you goodnight now. Please pray for me, and I'll pray for you.)