The law is assumed to be in line with "protect America", it isn't up for ICE to decide that. If you think current laws are not protecting America then vote to change them.
However what ICE gets to decide is what cases to prioritize, they don't get to decide who to exonerate but their limited resources means that they prioritize those who are bigger dangers. Still if they had infinite resources they would take everyone.
The law is assumed to be in line with "protect America", it isn't up for ICE to decide that. If you think current laws are not protecting America then vote to change them.
However what ICE gets to decide is what cases to prioritize, they don't get to decide who to exonerate but their limited resources means that they prioritize those who are bigger dangers. Still if they had infinite resources they would take everyone.