The comment is at the 34 minute 23 second mark and the video is set up to start at that time.
Rick Santorum interrupts himself, suddenly realizing he’s about to say the N-word but not halting it completely as he’s saying, “We know what Obama was like, the anti war, government nig-gah”
Does a significant portion of his voting base LIKE this? Is this a little dog whistle to call out their latent racism? Or their raging racism?