What you need to know
- Protests have erupted in at least 30 US cities over the death of unarmed black man George Floyd at the hands of a police officer in Minneapolis, Minnesota.
- Protesters say they want to see charges for all four police officers involved in the death of Floyd.
- One former officer, who was seen in a video with his knee on Floyd’s neck, was charged with third-degree murder and manslaughter — but protesters and critics believe the charge isn’t harsh enough.