A 911 dispatcher and two concerned eyewitnesses in Minneapolis knew that something was wrong with how officers handled the arrest of George Floyd on May 25.
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Two other witnesses, including an off-duty firefighter, also called 911 to express their alarm at the police's handling of Floyd.
George Floyd was killed by former Minneapolis cop Derek Chauvin on May 25.
Chauvin and three other officers have since been arrested and charged for their involvement in the 46-year-old’s death.
Ellison also charged the three other officers involved, J Alexander Kueng, Tou Thao and Thomas Lane with aiding and abetting murder.