"How is this any different from Muslim families fleeing the ravages in Aleppo?"
Not everybody lives in Aleppo.
"Do you really think Muslim families are in any better position than Christian ones?"
Um - yes? If you live in a state were non-believers are executed, for example?
The point is not that no Muslims are worse off than Christians. Just that "Christian" could be a heuristic for checking "persecution status" in certain countries.
"Hell tell the people who went through the legal immigration process, the ones who have lived in the US for years that suddenly their lives in America was not enough vetting"
You mean green card holders? Sorry, I don't know enough about the process. But sure, it seems harsh. I hope they'll get their immigration status back asap.