the death of freddie gray, that of officer william porter, will soon be in the hands of the jury. the defense arguing very strongly that it wasn't officer porter's responsibility to put freddie gray into seat belts. they're also arguing using experts, medical experts, that officer porter dealt with freddie gray only before he was critically injured. the prosecution hitting back very hard, saying it was officer porter's responsibility all along and that it was he, himself, who acknowledged that mr. gray was having trouble breathing, that he was clearly ill, and still did not get him a medic. on monday, they will go to closing arguments very quickly, and then the jury will have it. we expect that the jury could come back with a verdict by tuesday or wednesday. miguel marquez, cnn, baltimore. >> cnn legal analyst joey jackson joining us now. joey, based on what you know so far about this case and what you've seen, who is going into closing arguments a little bit