Editor's call: US-Canada trade war erupts; Trump faces beef backlash; Graham's final South Carolina push

Join The Hill's editors for a rundown of a wild few days in economic news, as trade talks with Canada rapidly turn into a tit-for-tat tariff war and President Trump's plan to import discounted beef draws a fierce backlash from his own base.

We'll also preview the home stretch in Sen.

Darline Graham's (R-S.C.) bid...