EXPLAINER: How Floyd's 'spark of life' played out at trial STEPHEN GROVES, Associated Press FacebookTwitterEmail 5 1of5In this image from video, witness Courteney Ross 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)APShow MoreShow Less 2of5In this image from video, witness Courteney Ross 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)APShow MoreShow Less