Sen. Ron Wyden said Trump has "abused every trade authority at his disposal" and called his new tariffs on Canadian goods a "shakedown."

Critics slam Trump for imposing 50% tariffs on Canadian goods, raising costs for Americans. Democrats vow to rein him in.

Sen. Ron Wyden said Trump has "abused every trade authority at his disposal" and called his new tariffs on Canadian goods a "shakedown."