Week In Politics: Trump At G-20 Summit Amid Key Developments In Mueller Investigation

Here & Now's Jeremy Hobson and Lisa Mullins review the week in politics — President Trump's visit to the G-20 summit in Argentina, key developments in the FBI's Russia investigation and a new trade agreement between the U.S., Mexico and Canada — with NPR lead politics editor Domenico Montanaro (@DomenicoNPR) and Univision news anchor Enrique Acevedo (@Enrique_Acevedo).