To the contrary, the left seems to have a big problem with ICE arresting and deporting illegals. Abuse of power or not, as you are alleging, ICE still has a job to do regardless of the location. Yet, it's obvious to anyone looking at this objectively that illegals seem to flock to cities that proclaim themselves as sanctuary. And, ironically, those are mostly Democrat-run cities.
The extreme far left of the Democrat Party isn't the majority either. Yet, look at the power that a handful of them wield over the Party leadership.
More and more reports are coming out that the deceased was allegedly stalking the ICE agents all day.