I'm not sure where you are getting your version of events - lifesite or some other unreliable source? 

 Find a legitimate source - much of what you relate is untrue. His background and activities are both fascinating and frightening. He did learn that she was a lesbian before the mass. He did refuse to give her communion. He did leave the altar while she gave a eulogy for her mother (permitted). And he did refuse to go to the gravesite. He did not attempt to find another priest to help the family, but one was found by someone else, a priest who understands what being a priest means.  He is from another country;  he was removed from the parish by the Archdiocese. Cdl. Wuerl has publicly stated that he opposes denying communion to Catholics.  Wuerl has refused urgings from the Catholic right to deny communion to many Catholic politicians living in the DC area who are pro-choice (which is not the same thing as pro-abortion) and who also regularly attend mass and receive communion.