Are the Warrens Sanctioned by the Church?

Ed and lorraine warren were members of the catholic church. As far as i am aware, they had no official sanction from the church. I don't know if, if he's depicted in a movie, is doing an exorcism that may not be based on anything real,. or it might be. There are not full exorcisms, but deliverance prayers that laymen are capable of doingA question comes from shan brennon about sun spot, new mexico. This was an incident a few years ago when an entire town was cut off to include the post office for days.