Christie taunts Trump, calling him ‘Donald Duck’ at GOP debate. Our takeaways and analysis.

Chris Christie had a line of attack ready to go Wednesday night. Donald Trump, he said, should get a new nickname for “ducking” another GOP debate: Donald Duck. Goofy move? Maybe. But with that and other smackdowns during the two-hour debate, Christie stood by his promise to attack the Republican frontrunner. In the latest edition of NJ Advance Media’s “What Makes Christie Run?” newsletter, political reporter Matt Arco breaks down Wednesday night’s second Republican presidential debate — and Christie’s performance. Arco, who was on the road with the former governor...