He has a point here….
Check it out:

Sen. Marco Rubio (R-Fla.) said on Friday that one of the reforms necessary to fix the immigration system in the United States is to track people who come to the country using a temporary visa to make sure they leave when it expires.

“We’re like a hotel that check people in, but we never check you out,” Rubio said at a National Review Institute summit in Washington, D.C.