Jason Hammond, a Chicago Antifa leader, spent time in Illinois state prison for being part of this brutal Antifa mob beating in a Tinley restaurant. They used batons, bats and hammers to beat people:
https://hell.twtr.plus/media/070db046c97c83b6e55f6c51b3cb2bb9128b0af13954ca1bbe4bcd3801b39b23.file