U.S. Sen. Ron Johnson called President Trump's steel and aluminum tariffs risky and said Congress may hold hearings on them.
"Maybe this is a negotiating tactic. It's kind of a risky one if it is," the Oshkosh Republican said on "UpFront with Mike Gousha," produced in partnership with WisPolitics.com.
Johnson said the positive things that have happened in the economy since Trump took office could be "completely undermined" by a trade war.
"You just can't predict how this is going to end, at all," he said.
Johnson said he and other Republican lawmakers have been pushing back for months against ...