Federal charges against 15 Minnesotans for allegedly conspiring to impede immigration operations are drawing criticism while prosecutors assert that protesters crossed the peaceful line.The 94-page indictment details messages in Signal group chats among the defendants throughout Operation Metro Surge and after. Primarily, it details attempts to obstruct operations at the Bishop Henry Whipple Federal Building with blockades, as well as alleged stalking of federal agents. U.S. Attorney Daniel Rosen and Homeland Security Investigations Special Agent in Charge Michael McCarthy on Tuesday emphasized the difference between lawful protesting and what they say the defendants engaged in. “Let me be clear: Peaceful protest...