Paramedic Derek Smith testifies Thursday at the trial of Derek Chauvin in the killing of George Floyd in Minneapolis.

In this image from video, witness Derek Smith answers questions as Hennepin County Judge Peter Cahill presides Thursday, April 1, 2021, in the trial of former Minneapolis police Officer Derek Chauvin at the Hennepin County Courthouse in Minneapolis, Minn. Chauvin is charged in the May 25, 2020 death of George Floyd. (Court TV via AP, Pool)