Trump may get a big, new tariff authority

A legal cat-and-mouse game has played out over whether the president can use various obscure, untested provisions to impose tariffs. Now, Congress appears on track to give him a big, new — and explicit — tariff authority. Why it matters: A bill on Russia sanctions, named for the late Sen. Lindsey Graham, has received overwhelming bipartisan support in the Senate and would allow President Trump and future presidents to impose tariffs of up to 100% on major importers of Russian energy. If…