Legendary actor Robert De Niro sits down with TODAY’s Savannah Guthrie to talk about his decision to act in his first lead role in a series with “Zero Day” on Netflix. "It's more work. This was like doing three features back to back." He also talks about his encounter with Debbie Downer on “SNL50.” "I was really happy to be a part of it," he says about his sketch with Rachel Dratch.