Jamie Marsicano, one of dozens of defendants embroiled in the sprawling legal backlash brought against opponents of “Cop City,” had a state-level Domestic Terrorism charge dropped in DeKalb County on Thursday. The dismissal represents the latest in a series of legal setbacks for the state as it moves forward with its expansive effort to prosecute those who mobilized to stop Cop City, a massive police training compound south of metro Atlanta in the South River Forest.