He is a populist where CAFTA/NAFTA and China are concerned for sure but so were Tester, Webb and 15 Conservative dems who took republican seats.
I lean more toward free trade than Hunter does but I can't ignore what I saw in the recent election. His position on trade sells with the middle and there's a lot of votes there.
It might sell well with working-class voters in manufacturing states like Ohio, but other than that, it will be a liability, particularly with the groups whose financial support is key to winning any election.