Galen Rupp talks Mo's switch and answers American Record questio

Galen Rupp will be in a stacked 5000m race this weekend at the Prefontaine Classic, including training partners Mo Farah, Dathan Ritzenhien and Cam Levins. Throw in the mix Chris Derrick, Bernard Lagat and some unbelievable international challenge, this may just be the race to steal the show. Galen talks about his expectations, why Mo switched distances and if he's thinking about the American Record.