Name: Warren for VP? Depends on what Clinton needs
Uploaded: Tue Jun 28 2016 01:04:00 GMT+0000 (UTC)
Duration: 15 min 1 s
Description: Rachel Maddow explains the political science principles behind how decisions about running mates are made and notes that political science aside, Elizabeth Warren and Hillary Clinton are developing a close campaign rapport.

June 28, 201615:01