Steve Kornacki on Chris Matthews' retirement: Chris Matthews is a giant, and he will be missed

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MSNBC's Steve Kornacki took the reins on Monday's episode of "Hardball" after host Chris Matthew announced his retirement at the start of the show. "Chris Matthews is a giant, he is a legend... I knew how much you meant to him, and how much he meant to you. And I think you’re going to miss him, and I will too," said Kornacki.