'He had a cold look': Teen who took viral video says of Derek Chauvin

The teenage bystander who took a viral video of Derek Chauvin with his knee on George Floyd's neck gave tearful testimony on Tuesday in the former Minneapolis police officer's murder trial, saying that when she looks at the horrific footage she thinks how it could have been her Black father on the ground begging for his life.

To protect her identity, Hennepin County District Court Judge Peter Cahill allowed the young witness, who is now 18, to testify off-camera in the televised trial and to use only her first name,...