Inspired by the story of Navy Seal David Goggins, Chris Filippi sought to step up his physical game following his first marathon. The new test of conditioning would be running four miles every four hours over the course of two days-48 miles in 48 hours. The BART spokesman and former radio reporter at KCBS breaks down the challenges-both mental and physical in pulling off the feat, what stops others from accomplishing challenges and how breakthroughs like these transcends every area of life. We recorded on conversation immediately following the second presidential debate so we started with a breakdown of the biggest story of the day. Who scored the most points and was either candidate able to move the needle with the few remaining undecided voters.