Welcome to the lead. I'm Jake Tapper and we start today with our nationally and the

murder trial of former Minneapolis police officer Derek Chauvin. We saw some very

emotional moments in court this afternoon as never before seen videos were played for

the jury showing the last minutes of George Floyd's life. Just moments ago a 61 year old

witness essentially broke down on the stand after rewatching George Floyd on the ground

saying he could not breathe and crying out desperately for his mom.

I know that this is difficult. Can you just explain sort of what you're feeling in this

moment? I can feel helpless. I don't have a mom either. I just can't hear.

Another witness today described feelings of guilt and disbelief. A clear sign of the

weight of this trial as CNN Sarah Sidener reports. 61 year old eyewitness Charles McMillan

took the stand breaking down in sobs after prosecutors played this body camera video of

George Floyd interacting with police.

I said, I'm going to take you. I'm going to take you. I'm going to take you. I'm moving.

Mama. Mama. Mama. Mama. I feel helpless. I don't have a mom either. I just can't hear.

McMillan is the man you hear on the video begging Floyd to give in to police before Floyd

is taken to the ground. Because I have an inner action with officer myself and I understand

once you get in the cup, you can win. You're done.

Earlier in the day, the jury saw not seen before surveillance video from inside the cup food

store. 19 year old former cashier Christopher Martin took the stand to explain what was going

on leading up to police arriving. Do you recall what it was that you sold to a pack of cigarettes?

Sidener says Floyd seemed high when I had asked them if he played baseball, he went on

to respond to that, but it kind of took him a little long. So it would appear that he

...