The process of naming a new bishop involves many levels of recommendations forwarded to the apostolic nuncio who prioritizes the information and forwards it to the pope, who makes the final determination.
How is a bishop selected?
Nuncio at border Mass prays for an end to barriers that separate people
The apostolic nuncio to the United States celebrated Mass at the U.S.-Mexico border Oct. 23 offering prayers to break down the barriers that separate people.
Pope names papal nuncio to Mexico to be new nuncio to the United States
WASHINGTON (CNS) — Pope Francis has appointed Archbishop Christophe Pierre, papal nuncio to Mexico since 2007, to be the new apostolic nuncio to the United States. […]