Bob Costas makes very strong case for gun control
06:51Bob Costas gave what Lawrence O'Donnell calls the best defense of gun safety laws, but he didn't do it on TV - he did it in an after-show must-see interview.
Bob Costas gave what Lawrence O'Donnell calls the best defense of gun safety laws, but he didn't do it on TV - he did it in an after-show must-see interview.