in western pennsylvania today is talking about shale and what that does from a job creation perspective contrasts very well, particularly with elizabeth warren and the no fracking ban. concurrent with that, i think joe biden being in scranton is a great pivot from elizabeth warren with the political argument being i can beat trump in pennsylvania. i'm not so sure elizabeth warren can, which is something that i would agree with. >> when you look at the democrats that are in this field right now, who do you think poses the biggest threat? is it former vp joe biden? >> i think in pennsylvania it's an advantage biden over trump. i think in pennsylvania trump versus warren, it's advantage trump. and i think that pennsylvania is the tipping point. i think it's the state that will decide the election. and i'm not just saying that because i'm from pennsylvania. i think if you look back in 2016 when the president won in pennsylvania, i think the election was over. whomever wins pennsylvania, it becomes increasingly easier for