Jonathan Martin, National Political Correspondent at The New York Times, discusses key Senate and House races across the country and the influence Donald Trump is having on these campaigns. Ginger Gibson, campaign reporter for Reuters, talks about Trump's closed meeting with Mexican President Enrique Peña Nieto to discuss immigration policy.
@BrianLehrer Peña Nieto is in an all time low in terms of approval of his presidency, this just makes things worse for Peña here in Mexico
— Rodolfo Soriano N. (@rsnunez) August 31, 2016