actually, those are Vatican shelters. The Vatican is a foreign government
Not according to their About page
http://catholiccharitiesusa.org/about-us/
Even Catholic Charities of the Rio Grande Valley mentioned in the article states,
“Catholic Charities is the charitable branch of the Diocese of Brownsville. Catholic Charities of the Rio Grande Valley has projects that provide assistance to the poor and most vulnerable population in our community. It is part of the larger family of Catholic Charities USA and Caritas Internacionalis.”
http://www.catholiccharitiesrgv.org/about-catholic-charities.html
However, I did discover you are correct in digging a bit deeper:
Interesting. Did not know that.