Your Words Will Be Used Against You: How ‘Trackers’ Follow a Candidate’s Every Move Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email For the second part of our series "Road Warriors: Life on the Campaign Trail," we look at "trackers" who make sure that everything an opponent says or does is on camera. ( SLA-Central / Getty ) Produced by Oliver Lazarus Hosted by Todd Zwillich Produced by PRI and WNYC