[SonOfDarkSkies]

Well, since part of Satan's work is, let us say, new business-oriented, it makes perfect sense that he would target the Vatican and other locales where those doing God's work are located.

It's not like he's needed in Hollywood, on Capital Hill, or in the Obama WH. His agents there seem to be proceeding quite nicely without his close personal supervision.

[Maverick68]

He’s absolutely right.
Satan is in every church in the world (theoretically speaking).