He does support sex trafficking of children. ~100k unaccompanied minors released into US every year.
[Source: the recent DHS Inspector General Report. No link; was on afternoon news.]
Anyone who supports an open border is aiding and abetting the child sex trafficking market. If they can't kill them in the womb, they can at least make sex slaves of them. Ah, the Left...so caring.
Evil preaches tolerance until it is dominant, then it tries to silence good.