A lot's changing about America's place in the global economy. NAFTA negotiations are starting next week in Washington, and President Trump has already withdrawn from the Trans-Pacific Partnership. In a lot of ways, it's the total opposite of the late '80s and early '90s, when opening things up was supposed to be the key to growth. We're kicking off our new series, "Trade Off," with a look at the dream of trade some 30ish years ago. Globalization had some much-hyped economic winners, but the losers were hit disproportionately hard. Plus: putting the recent sanctions against North Korea into perspective. Then: What would get people to stop using checks?