We need to make steel and aluminum in the USA for national security purposes. Levine is shortsighted.
If we're at war with North Korea some day - China's not going to sell us steel... either will Russia or a slew of other places...
Even if the world just knows we can't produce our own war equipment that knowledge puts us at risk.
Trump's in this for the long run - and so are all of us whether we acknowledge it or not.