January 20, 2012 7:20 pm Siafa Cooks at Grimaldi's Pizzeria Where better to celebrate National Pizza Week than the legendary Grimaldi’s Pizzeria in Brooklyn? Siafa Lewis heads across the Brooklyn Bridge for a slice, and a little pizza making lesson. Local 0:32 Macy's 4th of July fireworks show moves back to the Hudson River 5:18 See Columbia University's lawn after encampment is cleared 8:27 Mayor Adams briefs press on protests at NYC college campuses 0:34 City College of New York goes remote as protests continue 14:23 NYPD arrests around 100 protesters at Columbia University