TBD normally handles grammar lessons, being all smart and stuff, but he's busy apparently, so I'll school you for free.
See those first yellow parts? Those are the antecedents to the pronoun "they" (in "they're"). He is precisely and literally saying that Mexicans are rapists. (Unless you're claiming that MEXICO is sending some other people, say, White Norwegians, and those people, not the Mexicans, are the bad 'uns. I guess this means some Norwegians are good people. Hawk_One will be so pleased to know.