At the UN General Assembly on Wednesday, all eyes were supposed to be on Iranian President Hassan Rouhani and the tension over the Sept. 14 attack on Saudi oil facilities. But House Speaker Nancy Pelosi’s announcement of a formal impeachment inquiry over what President Trump said in a phone call with Ukraine’s leader has turned President Volodymyr Zelenskiy into the man of the hour. Marco Werman speaks with The World’s Shirin Jaafari who is at the UN about how the impeachment news is affecting the annual gathering of world leaders in New York.