purchase something at the cup foods with a fake $20 bill. while explaining his attempt to put floyd into the squad car, king said he struggled and at one point, he said, quote, floyd's legs kind of collapsed without reason. king testified training taught him if someone can talk, they can breathe. and he admits he laughed when chauvin said, quote, it takes a lot of oxygen to talk. he says that was a reference to a previous field training call they made together at a hospital. he described it as a brief moment of levity. and here's another exchange between keung and the prosecution. take a look. prosecutor saying, quote, you didn't do anything to get mr. chauvin off of mr. floyd when paramedics arrived, correct? he agrees. and sertich also said, you didn't move out of the way, either? and kueng also agrees.