Very Last Word: The bravery of the Watertown police

In Monday's Very Last Word, MSNBC's Lawrence O'Donnell discussed the bravery of a small unit of Watertown police officers as they took on the Boston Marathon suspects. Also, the Huffington Post's Ryan Grim talked about the real reason why stricter background checks didn't pass in Congress.

In Monday’s Very Last Word, MSNBC’s Lawrence O’Donnell discussed the bravery of a small unit of Watertown police officers as they took on the Boston Marathon suspects. Also, the Huffington Post’s Ryan Grim talked about the real reason why stricter background checks didn’t pass in Congress.