Peter denied Christ three times. Paul murdered Christians. David murdered Uriah Bathsheba's husband Uriah the Hittite to cover his adultery. Jonah ran away from God. Jesus demonstrated an example of God's forgiveness with the prodigal son. God does indeed heal and use broken lives.
Two points...
If they are saying this now is it already treason?
"The tree of liberty must from time to time be water by the blood of patriots and tyrants alike." Thomas Jefferson