What to expect from Trump's G20 trip
07:07NBC News' Hallie Jackson reports from Argentina on the president's G20 visit ahead of his signing a new NAFTA deal with outgoing Mexican President Enrique Peña Nieto and Canadian PM Justin Trudeau.
NBC News' Hallie Jackson reports from Argentina on the president's G20 visit ahead of his signing a new NAFTA deal with outgoing Mexican President Enrique Peña Nieto and Canadian PM Justin Trudeau.
