This is typical defense nonsense, when they have nothing really. I have seen public defenders do it, and it's embarrassing. They are trying to just weasel some juror into less than reasonable doubt.
If you have the facts on your side, pound the facts
If you have the law on your side, pound the law,
If you have neither, pound the table
If you have the facts on your side, pound the facts
If you have the law on your side, pound the law,
If you have neither, pound the table