Alex Pretti wasn’t killed while “protesting.” This is a common description of what he was doing on a Minneapolis street Saturday, when a confrontation with federal immigration agents ended in his tragic shooting .  But if Pretti had been a mere protester, he’d very likely be alive today. Now that we’ve seen videos of an earlier struggle with federal agents and learned more about the organized nature of the anti-ICE resistance, it’s become clear that the better word for Pretti was agitator, or